21795072

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:128

約数の個数: 144

約数和(自身を含む): 65244480

約数和(自身を除く): 43449408

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 37, 39, 48, 52, 59, 64, 74, 78, 96, 104, 111, 118, 128, 148, 156, 177, 192, 208, 222, 236, 256, 296, 312, 354, 384, 416, 444, 472, 481, 592, 624, 708, 767, 768, 832, 888, 944, 962, 1184, 1248, 1416, 1443, 1534, 1664, 1776, 1888, 1924, 2183, 2301, 2368, 2496, 2832, 2886, 3068, 3328, 3552, 3776, 3848, 4366, 4602, 4736, 4992, 5664, 5772, 6136, 6549, 7104, 7552, 7696, 8732, 9204, 9472, 9984, 11328, 11544, 12272, 13098, 14208, 15104, 15392, 17464, 18408, 22656, 23088, 24544, 26196, 28379, 28416, 30784, 34928, 36816, 45312, 46176, 49088, 52392, 56758, 61568, 69856, 73632, 85137, 92352, 98176, 104784, 113516, 123136, 139712, 147264, 170274, 184704, 196352, 209568, 227032, 279424, 294528, 340548, 369408, 419136, 454064, 558848, 589056, 681096, 838272, 908128, 1362192, 1676544, 1816256, 2724384, 3632512, 5448768, 7265024, 10897536, 21795072]

約数ペア:

[(1, 21795072), (2, 10897536), (3, 7265024), (4, 5448768), (6, 3632512), (8, 2724384), (12, 1816256), (13, 1676544), (16, 1362192), (24, 908128), (26, 838272), (32, 681096), (37, 589056), (39, 558848), (48, 454064), (52, 419136), (59, 369408), (64, 340548), (74, 294528), (78, 279424), (96, 227032), (104, 209568), (111, 196352), (118, 184704), (128, 170274), (148, 147264), (156, 139712), (177, 123136), (192, 113516), (208, 104784), (222, 98176), (236, 92352), (256, 85137), (296, 73632), (312, 69856), (354, 61568), (384, 56758), (416, 52392), (444, 49088), (472, 46176), (481, 45312), (592, 36816), (624, 34928), (708, 30784), (767, 28416), (768, 28379), (832, 26196), (888, 24544), (944, 23088), (962, 22656), (1184, 18408), (1248, 17464), (1416, 15392), (1443, 15104), (1534, 14208), (1664, 13098), (1776, 12272), (1888, 11544), (1924, 11328), (2183, 9984), (2301, 9472), (2368, 9204), (2496, 8732), (2832, 7696), (2886, 7552), (3068, 7104), (3328, 6549), (3552, 6136), (3776, 5772), (3848, 5664), (4366, 4992), (4602, 4736)]