21106321002

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{90197953}}^1$

素因数の和:90197974

約数の個数: 24

約数和(自身を含む): 49248082884

約数和(自身を除く): 28141761882

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 90197953, 180395906, 270593859, 541187718, 811781577, 1172573389, 1623563154, 2345146778, 3517720167, 7035440334, 10553160501, 21106321002]

約数ペア:

[(1, 21106321002), (2, 10553160501), (3, 7035440334), (6, 3517720167), (9, 2345146778), (13, 1623563154), (18, 1172573389), (26, 811781577), (39, 541187718), (78, 270593859), (117, 180395906), (234, 90197953)]