21291246002

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1493}}^1\times {\mathrm{548489}}^1$

素因数の和:549997

約数の個数: 16

約数和(自身を含む): 34416650520

約数和(自身を除く): 13125404518

約数列:

[1, 2, 13, 26, 1493, 2986, 19409, 38818, 548489, 1096978, 7130357, 14260714, 818894077, 1637788154, 10645623001, 21291246002]

約数ペア:

[(1, 21291246002), (2, 10645623001), (13, 1637788154), (26, 818894077), (1493, 14260714), (2986, 7130357), (19409, 1096978), (38818, 548489)]