21561603

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{44641}}^1$

素因数の和:44674

約数の個数: 16

約数和(自身を含む): 34285056

約数和(自身を除く): 12723453

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 44641, 133923, 312487, 937461, 1026743, 3080229, 7187201, 21561603]

約数ペア:

[(1, 21561603), (3, 7187201), (7, 3080229), (21, 1026743), (23, 937461), (69, 312487), (161, 133923), (483, 44641)]