21469830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{9059}}^1$

素因数の和:9148

約数の個数: 32

約数和(自身を含む): 52185600

約数和(自身を除く): 30715770

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 395, 474, 790, 1185, 2370, 9059, 18118, 27177, 45295, 54354, 90590, 135885, 271770, 715661, 1431322, 2146983, 3578305, 4293966, 7156610, 10734915, 21469830]

約数ペア:

[(1, 21469830), (2, 10734915), (3, 7156610), (5, 4293966), (6, 3578305), (10, 2146983), (15, 1431322), (30, 715661), (79, 271770), (158, 135885), (237, 90590), (395, 54354), (474, 45295), (790, 27177), (1185, 18118), (2370, 9059)]