21219360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{44207}}^1$

素因数の和:44225

約数の個数: 48

約数和(自身を含む): 66842496

約数和(自身を除く): 45623136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 44207, 88414, 132621, 176828, 221035, 265242, 353656, 442070, 530484, 663105, 707312, 884140, 1060968, 1326210, 1414624, 1768280, 2121936, 2652420, 3536560, 4243872, 5304840, 7073120, 10609680, 21219360]

約数ペア:

[(1, 21219360), (2, 10609680), (3, 7073120), (4, 5304840), (5, 4243872), (6, 3536560), (8, 2652420), (10, 2121936), (12, 1768280), (15, 1414624), (16, 1326210), (20, 1060968), (24, 884140), (30, 707312), (32, 663105), (40, 530484), (48, 442070), (60, 353656), (80, 265242), (96, 221035), (120, 176828), (160, 132621), (240, 88414), (480, 44207)]