21398100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{71327}}^1$

素因数の和:71344

約数の個数: 36

約数和(自身を含む): 61912704

約数和(自身を除く): 40514604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 71327, 142654, 213981, 285308, 356635, 427962, 713270, 855924, 1069905, 1426540, 1783175, 2139810, 3566350, 4279620, 5349525, 7132700, 10699050, 21398100]

約数ペア:

[(1, 21398100), (2, 10699050), (3, 7132700), (4, 5349525), (5, 4279620), (6, 3566350), (10, 2139810), (12, 1783175), (15, 1426540), (20, 1069905), (25, 855924), (30, 713270), (50, 427962), (60, 356635), (75, 285308), (100, 213981), (150, 142654), (300, 71327)]