21518362

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{59}}^1\times {\mathrm{631}}^1$

素因数の和:726

約数の個数: 24

約数和(自身を含む): 34924320

約数和(自身を除く): 13405958

約数列:

[1, 2, 17, 34, 59, 118, 289, 578, 631, 1003, 1262, 2006, 10727, 17051, 21454, 34102, 37229, 74458, 182359, 364718, 632893, 1265786, 10759181, 21518362]

約数ペア:

[(1, 21518362), (2, 10759181), (17, 1265786), (34, 632893), (59, 364718), (118, 182359), (289, 74458), (578, 37229), (631, 34102), (1003, 21454), (1262, 17051), (2006, 10727)]