210698828

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{21163}}^1$

素因数の和:21317

約数の個数: 24

約数和(自身を含む): 391110720

約数和(自身を除く): 180411892

約数列:

[1, 2, 4, 19, 38, 76, 131, 262, 524, 2489, 4978, 9956, 21163, 42326, 84652, 402097, 804194, 1608388, 2772353, 5544706, 11089412, 52674707, 105349414, 210698828]

約数ペア:

[(1, 210698828), (2, 105349414), (4, 52674707), (19, 11089412), (38, 5544706), (76, 2772353), (131, 1608388), (262, 804194), (524, 402097), (2489, 84652), (4978, 42326), (9956, 21163)]