21569630

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{491}}^1$

素因数の和:712

約数の個数: 32

約数和(自身を含む): 40808448

約数和(自身を除く): 19238818

約数列:

[1, 2, 5, 10, 23, 46, 115, 191, 230, 382, 491, 955, 982, 1910, 2455, 4393, 4910, 8786, 11293, 21965, 22586, 43930, 56465, 93781, 112930, 187562, 468905, 937810, 2156963, 4313926, 10784815, 21569630]

約数ペア:

[(1, 21569630), (2, 10784815), (5, 4313926), (10, 2156963), (23, 937810), (46, 468905), (115, 187562), (191, 112930), (230, 93781), (382, 56465), (491, 43930), (955, 22586), (982, 21965), (1910, 11293), (2455, 8786), (4393, 4910)]