21579240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{179827}}^1$

素因数の和:179841

約数の個数: 32

約数和(自身を含む): 64738080

約数和(自身を除く): 43158840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 179827, 359654, 539481, 719308, 899135, 1078962, 1438616, 1798270, 2157924, 2697405, 3596540, 4315848, 5394810, 7193080, 10789620, 21579240]

約数ペア:

[(1, 21579240), (2, 10789620), (3, 7193080), (4, 5394810), (5, 4315848), (6, 3596540), (8, 2697405), (10, 2157924), (12, 1798270), (15, 1438616), (20, 1078962), (24, 899135), (30, 719308), (40, 539481), (60, 359654), (120, 179827)]