21304814104

素因数分解:

$2^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2776957}}^1$

素因数の和:2777107

約数の個数: 32

約数和(自身を含む): 45986424480

約数和(自身を除く): 24681610376

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 137, 274, 548, 959, 1096, 1918, 3836, 7672, 2776957, 5553914, 11107828, 19438699, 22215656, 38877398, 77754796, 155509592, 380443109, 760886218, 1521772436, 2663101763, 3043544872, 5326203526, 10652407052, 21304814104]

約数ペア:

[(1, 21304814104), (2, 10652407052), (4, 5326203526), (7, 3043544872), (8, 2663101763), (14, 1521772436), (28, 760886218), (56, 380443109), (137, 155509592), (274, 77754796), (548, 38877398), (959, 22215656), (1096, 19438699), (1918, 11107828), (3836, 5553914), (7672, 2776957)]