21531792

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{26387}}^1$

素因数の和:26415

約数の個数: 40

約数和(自身を含む): 58898016

約数和(自身を除く): 37366224

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 26387, 52774, 79161, 105548, 158322, 211096, 316644, 422192, 448579, 633288, 897158, 1266576, 1345737, 1794316, 2691474, 3588632, 5382948, 7177264, 10765896, 21531792]

約数ペア:

[(1, 21531792), (2, 10765896), (3, 7177264), (4, 5382948), (6, 3588632), (8, 2691474), (12, 1794316), (16, 1345737), (17, 1266576), (24, 897158), (34, 633288), (48, 448579), (51, 422192), (68, 316644), (102, 211096), (136, 158322), (204, 105548), (272, 79161), (408, 52774), (816, 26387)]