21858270

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{104087}}^1$

素因数の和:104104

約数の個数: 32

約数和(自身を含む): 59954688

約数和(自身を除く): 38096418

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 104087, 208174, 312261, 520435, 624522, 728609, 1040870, 1457218, 1561305, 2185827, 3122610, 3643045, 4371654, 7286090, 10929135, 21858270]

約数ペア:

[(1, 21858270), (2, 10929135), (3, 7286090), (5, 4371654), (6, 3643045), (7, 3122610), (10, 2185827), (14, 1561305), (15, 1457218), (21, 1040870), (30, 728609), (35, 624522), (42, 520435), (70, 312261), (105, 208174), (210, 104087)]