21363786

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{19457}}^1$

素因数の和:19526

約数の個数: 24

約数和(自身を含む): 47049444

約数和(自身を除く): 25685658

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 1098, 19457, 38914, 58371, 116742, 175113, 350226, 1186877, 2373754, 3560631, 7121262, 10681893, 21363786]

約数ペア:

[(1, 21363786), (2, 10681893), (3, 7121262), (6, 3560631), (9, 2373754), (18, 1186877), (61, 350226), (122, 175113), (183, 116742), (366, 58371), (549, 38914), (1098, 19457)]