21323808

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:207

約数の個数: 144

約数和(自身を含む): 67931136

約数和(自身を除く): 46607328

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 53, 66, 72, 88, 96, 99, 106, 127, 132, 144, 159, 176, 198, 212, 254, 264, 288, 318, 352, 381, 396, 424, 477, 508, 528, 583, 636, 762, 792, 848, 954, 1016, 1056, 1143, 1166, 1272, 1397, 1524, 1584, 1696, 1749, 1908, 2032, 2286, 2332, 2544, 2794, 3048, 3168, 3498, 3816, 4064, 4191, 4572, 4664, 5088, 5247, 5588, 6096, 6731, 6996, 7632, 8382, 9144, 9328, 10494, 11176, 12192, 12573, 13462, 13992, 15264, 16764, 18288, 18656, 20193, 20988, 22352, 25146, 26924, 27984, 33528, 36576, 40386, 41976, 44704, 50292, 53848, 55968, 60579, 67056, 74041, 80772, 83952, 100584, 107696, 121158, 134112, 148082, 161544, 167904, 201168, 215392, 222123, 242316, 296164, 323088, 402336, 444246, 484632, 592328, 646176, 666369, 888492, 969264, 1184656, 1332738, 1776984, 1938528, 2369312, 2665476, 3553968, 5330952, 7107936, 10661904, 21323808]

約数ペア:

[(1, 21323808), (2, 10661904), (3, 7107936), (4, 5330952), (6, 3553968), (8, 2665476), (9, 2369312), (11, 1938528), (12, 1776984), (16, 1332738), (18, 1184656), (22, 969264), (24, 888492), (32, 666369), (33, 646176), (36, 592328), (44, 484632), (48, 444246), (53, 402336), (66, 323088), (72, 296164), (88, 242316), (96, 222123), (99, 215392), (106, 201168), (127, 167904), (132, 161544), (144, 148082), (159, 134112), (176, 121158), (198, 107696), (212, 100584), (254, 83952), (264, 80772), (288, 74041), (318, 67056), (352, 60579), (381, 55968), (396, 53848), (424, 50292), (477, 44704), (508, 41976), (528, 40386), (583, 36576), (636, 33528), (762, 27984), (792, 26924), (848, 25146), (954, 22352), (1016, 20988), (1056, 20193), (1143, 18656), (1166, 18288), (1272, 16764), (1397, 15264), (1524, 13992), (1584, 13462), (1696, 12573), (1749, 12192), (1908, 11176), (2032, 10494), (2286, 9328), (2332, 9144), (2544, 8382), (2794, 7632), (3048, 6996), (3168, 6731), (3498, 6096), (3816, 5588), (4064, 5247), (4191, 5088), (4572, 4664)]