21370502

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1\times {\mathrm{569}}^1$

素因数の和:871

約数の個数: 16

約数和(自身を含む): 32626800

約数和(自身を除く): 11256298

約数列:

[1, 2, 89, 178, 211, 422, 569, 1138, 18779, 37558, 50641, 101282, 120059, 240118, 10685251, 21370502]

約数ペア:

[(1, 21370502), (2, 10685251), (89, 240118), (178, 120059), (211, 101282), (422, 50641), (569, 37558), (1138, 18779)]