21443214

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{653}}^1$

素因数の和:1092

約数の個数: 32

約数和(自身を含む): 46365984

約数和(自身を除く): 24922770

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 421, 653, 842, 1263, 1306, 1959, 2526, 3918, 5473, 8489, 10946, 16419, 16978, 25467, 32838, 50934, 274913, 549826, 824739, 1649478, 3573869, 7147738, 10721607, 21443214]

約数ペア:

[(1, 21443214), (2, 10721607), (3, 7147738), (6, 3573869), (13, 1649478), (26, 824739), (39, 549826), (78, 274913), (421, 50934), (653, 32838), (842, 25467), (1263, 16978), (1306, 16419), (1959, 10946), (2526, 8489), (3918, 5473)]