21437087936

素因数分解:

$2^6\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:539

約数の個数: 168

約数和(自身を含む): 47945576448

約数和(自身を除く): 26508488512

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 71, 88, 121, 127, 142, 176, 242, 254, 284, 307, 352, 484, 508, 568, 614, 704, 781, 968, 1016, 1136, 1228, 1397, 1562, 1936, 2032, 2272, 2456, 2794, 3124, 3377, 3872, 4064, 4544, 4912, 5588, 6248, 6754, 7744, 8128, 8591, 9017, 9824, 11176, 12496, 13508, 15367, 17182, 18034, 19648, 21797, 22352, 24992, 27016, 30734, 34364, 36068, 37147, 38989, 43594, 44704, 49984, 54032, 61468, 68728, 72136, 74294, 77978, 87188, 89408, 99187, 108064, 122936, 137456, 144272, 148588, 155956, 174376, 198374, 216128, 239767, 245872, 274912, 288544, 297176, 311912, 348752, 396748, 428879, 479534, 491744, 549824, 577088, 594352, 623824, 697504, 793496, 857758, 959068, 983488, 1091057, 1188704, 1247648, 1395008, 1586992, 1715516, 1918136, 2182114, 2377408, 2495296, 2637437, 2768219, 3173984, 3431032, 3836272, 4364228, 4717669, 5274874, 5536438, 6347968, 6862064, 7672544, 8728456, 9435338, 10549748, 11072876, 13724128, 15345088, 17456912, 18870676, 21099496, 22145752, 27448256, 30450409, 34913824, 37741352, 42198992, 44291504, 60900818, 69827648, 75482704, 84397984, 88583008, 121801636, 150965408, 168795968, 177166016, 243603272, 301930816, 334954499, 487206544, 669908998, 974413088, 1339817996, 1948826176, 2679635992, 5359271984, 10718543968, 21437087936]

約数ペア:

[(1, 21437087936), (2, 10718543968), (4, 5359271984), (8, 2679635992), (11, 1948826176), (16, 1339817996), (22, 974413088), (32, 669908998), (44, 487206544), (64, 334954499), (71, 301930816), (88, 243603272), (121, 177166016), (127, 168795968), (142, 150965408), (176, 121801636), (242, 88583008), (254, 84397984), (284, 75482704), (307, 69827648), (352, 60900818), (484, 44291504), (508, 42198992), (568, 37741352), (614, 34913824), (704, 30450409), (781, 27448256), (968, 22145752), (1016, 21099496), (1136, 18870676), (1228, 17456912), (1397, 15345088), (1562, 13724128), (1936, 11072876), (2032, 10549748), (2272, 9435338), (2456, 8728456), (2794, 7672544), (3124, 6862064), (3377, 6347968), (3872, 5536438), (4064, 5274874), (4544, 4717669), (4912, 4364228), (5588, 3836272), (6248, 3431032), (6754, 3173984), (7744, 2768219), (8128, 2637437), (8591, 2495296), (9017, 2377408), (9824, 2182114), (11176, 1918136), (12496, 1715516), (13508, 1586992), (15367, 1395008), (17182, 1247648), (18034, 1188704), (19648, 1091057), (21797, 983488), (22352, 959068), (24992, 857758), (27016, 793496), (30734, 697504), (34364, 623824), (36068, 594352), (37147, 577088), (38989, 549824), (43594, 491744), (44704, 479534), (49984, 428879), (54032, 396748), (61468, 348752), (68728, 311912), (72136, 297176), (74294, 288544), (77978, 274912), (87188, 245872), (89408, 239767), (99187, 216128), (108064, 198374), (122936, 174376), (137456, 155956), (144272, 148588)]