21167422568

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8191727}}^1$

素因数の和:8191769

約数の個数: 32

約数和(自身を含む): 44235331200

約数和(自身を除く): 23067908632

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 8191727, 16383454, 32766908, 65533816, 139259359, 155642813, 278518718, 311285626, 557037436, 622571252, 1114074872, 1245142504, 2645927821, 5291855642, 10583711284, 21167422568]

約数ペア:

[(1, 21167422568), (2, 10583711284), (4, 5291855642), (8, 2645927821), (17, 1245142504), (19, 1114074872), (34, 622571252), (38, 557037436), (68, 311285626), (76, 278518718), (136, 155642813), (152, 139259359), (323, 65533816), (646, 32766908), (1292, 16383454), (2584, 8191727)]