21690762

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{421}}^1$

素因数の和:734

約数の個数: 32

約数和(自身を含む): 45049344

約数和(自身を除く): 23358582

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 277, 421, 554, 831, 842, 1263, 1662, 2526, 8587, 13051, 17174, 25761, 26102, 39153, 51522, 78306, 116617, 233234, 349851, 699702, 3615127, 7230254, 10845381, 21690762]

約数ペア:

[(1, 21690762), (2, 10845381), (3, 7230254), (6, 3615127), (31, 699702), (62, 349851), (93, 233234), (186, 116617), (277, 78306), (421, 51522), (554, 39153), (831, 26102), (842, 25761), (1263, 17174), (1662, 13051), (2526, 8587)]