21752804038

素因数分解:

$2^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1\times {\mathrm{68821}}^1$

素因数の和:69148

約数の個数: 32

約数和(自身を含む): 37817964288

約数和(自身を除く): 16065160250

約数列:

[1, 2, 7, 14, 107, 211, 214, 422, 749, 1477, 1498, 2954, 22577, 45154, 68821, 137642, 158039, 316078, 481747, 963494, 7363847, 14521231, 14727694, 29042462, 51546929, 101648617, 103093858, 203297234, 1553771717, 3107543434, 10876402019, 21752804038]

約数ペア:

[(1, 21752804038), (2, 10876402019), (7, 3107543434), (14, 1553771717), (107, 203297234), (211, 103093858), (214, 101648617), (422, 51546929), (749, 29042462), (1477, 14727694), (1498, 14521231), (2954, 7363847), (22577, 963494), (45154, 481747), (68821, 316078), (137642, 158039)]