21251616

素因数分解:

$2^5\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:274

約数の個数: 96

約数和(自身を含む): 59447808

約数和(自身を除く): 38196192

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 37, 48, 62, 74, 93, 96, 111, 124, 148, 186, 193, 222, 248, 296, 372, 386, 444, 496, 579, 592, 744, 772, 888, 992, 1147, 1158, 1184, 1488, 1544, 1776, 2294, 2316, 2976, 3088, 3441, 3552, 4588, 4632, 5983, 6176, 6882, 7141, 9176, 9264, 11966, 13764, 14282, 17949, 18352, 18528, 21423, 23932, 27528, 28564, 35898, 36704, 42846, 47864, 55056, 57128, 71796, 85692, 95728, 110112, 114256, 143592, 171384, 191456, 221371, 228512, 287184, 342768, 442742, 574368, 664113, 685536, 885484, 1328226, 1770968, 2656452, 3541936, 5312904, 7083872, 10625808, 21251616]

約数ペア:

[(1, 21251616), (2, 10625808), (3, 7083872), (4, 5312904), (6, 3541936), (8, 2656452), (12, 1770968), (16, 1328226), (24, 885484), (31, 685536), (32, 664113), (37, 574368), (48, 442742), (62, 342768), (74, 287184), (93, 228512), (96, 221371), (111, 191456), (124, 171384), (148, 143592), (186, 114256), (193, 110112), (222, 95728), (248, 85692), (296, 71796), (372, 57128), (386, 55056), (444, 47864), (496, 42846), (579, 36704), (592, 35898), (744, 28564), (772, 27528), (888, 23932), (992, 21423), (1147, 18528), (1158, 18352), (1184, 17949), (1488, 14282), (1544, 13764), (1776, 11966), (2294, 9264), (2316, 9176), (2976, 7141), (3088, 6882), (3441, 6176), (3552, 5983), (4588, 4632)]