21866260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2273}}^1$

素因数の和:2332

約数の個数: 48

約数和(自身を含む): 50810256

約数和(自身を除く): 28943996

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2273, 2405, 4546, 4810, 9092, 9620, 11365, 22730, 29549, 45460, 59098, 84101, 118196, 147745, 168202, 295490, 336404, 420505, 590980, 841010, 1093313, 1682020, 2186626, 4373252, 5466565, 10933130, 21866260]

約数ペア:

[(1, 21866260), (2, 10933130), (4, 5466565), (5, 4373252), (10, 2186626), (13, 1682020), (20, 1093313), (26, 841010), (37, 590980), (52, 420505), (65, 336404), (74, 295490), (130, 168202), (148, 147745), (185, 118196), (260, 84101), (370, 59098), (481, 45460), (740, 29549), (962, 22730), (1924, 11365), (2273, 9620), (2405, 9092), (4546, 4810)]