21210050

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{24953}}^1$

素因数の和:24982

約数の個数: 24

約数和(自身を含む): 41772996

約数和(自身を除く): 20562946

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 850, 24953, 49906, 124765, 249530, 424201, 623825, 848402, 1247650, 2121005, 4242010, 10605025, 21210050]

約数ペア:

[(1, 21210050), (2, 10605025), (5, 4242010), (10, 2121005), (17, 1247650), (25, 848402), (34, 623825), (50, 424201), (85, 249530), (170, 124765), (425, 49906), (850, 24953)]