21363424

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{227}}^1$

素因数の和:427

約数の個数: 48

約数和(自身を含む): 44988048

約数和(自身を除く): 23624624

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 173, 227, 272, 346, 454, 544, 692, 908, 1384, 1816, 2768, 2941, 3632, 3859, 5536, 5882, 7264, 7718, 11764, 15436, 23528, 30872, 39271, 47056, 61744, 78542, 94112, 123488, 157084, 314168, 628336, 667607, 1256672, 1335214, 2670428, 5340856, 10681712, 21363424]

約数ペア:

[(1, 21363424), (2, 10681712), (4, 5340856), (8, 2670428), (16, 1335214), (17, 1256672), (32, 667607), (34, 628336), (68, 314168), (136, 157084), (173, 123488), (227, 94112), (272, 78542), (346, 61744), (454, 47056), (544, 39271), (692, 30872), (908, 23528), (1384, 15436), (1816, 11764), (2768, 7718), (2941, 7264), (3632, 5882), (3859, 5536)]