21936210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11987}}^1$

素因数の和:12058

約数の個数: 32

約数和(自身を含む): 53514432

約数和(自身を除く): 31578222

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 11987, 23974, 35961, 59935, 71922, 119870, 179805, 359610, 731207, 1462414, 2193621, 3656035, 4387242, 7312070, 10968105, 21936210]

約数ペア:

[(1, 21936210), (2, 10968105), (3, 7312070), (5, 4387242), (6, 3656035), (10, 2193621), (15, 1462414), (30, 731207), (61, 359610), (122, 179805), (183, 119870), (305, 71922), (366, 59935), (610, 35961), (915, 23974), (1830, 11987)]