21610038

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{521}}^1$

素因数の和:780

約数の個数: 32

約数和(自身を含む): 44900352

約数和(自身を除く): 23290314

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 223, 446, 521, 669, 1042, 1338, 1563, 3126, 6913, 13826, 16151, 20739, 32302, 41478, 48453, 96906, 116183, 232366, 348549, 697098, 3601673, 7203346, 10805019, 21610038]

約数ペア:

[(1, 21610038), (2, 10805019), (3, 7203346), (6, 3601673), (31, 697098), (62, 348549), (93, 232366), (186, 116183), (223, 96906), (446, 48453), (521, 41478), (669, 32302), (1042, 20739), (1338, 16151), (1563, 13826), (3126, 6913)]