21174333

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 31518720

約数和(自身を除く): 10344387

約数列:

[1, 3, 17, 31, 51, 59, 93, 177, 227, 527, 681, 1003, 1581, 1829, 3009, 3859, 5487, 7037, 11577, 13393, 21111, 31093, 40179, 93279, 119629, 227681, 358887, 415183, 683043, 1245549, 7058111, 21174333]

約数ペア:

[(1, 21174333), (3, 7058111), (17, 1245549), (31, 683043), (51, 415183), (59, 358887), (93, 227681), (177, 119629), (227, 93279), (527, 40179), (681, 31093), (1003, 21111), (1581, 13393), (1829, 11577), (3009, 7037), (3859, 5487)]