21212262

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{19319}}^1$

素因数の和:19388

約数の個数: 24

約数和(自身を含む): 46715760

約数和(自身を除く): 25503498

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 1098, 19319, 38638, 57957, 115914, 173871, 347742, 1178459, 2356918, 3535377, 7070754, 10606131, 21212262]

約数ペア:

[(1, 21212262), (2, 10606131), (3, 7070754), (6, 3535377), (9, 2356918), (18, 1178459), (61, 347742), (122, 173871), (183, 115914), (366, 57957), (549, 38638), (1098, 19319)]