21661572

素因数分解:

$2^2\times 3^1\times {\mathrm{271}}^1\times {\mathrm{6661}}^1$

素因数の和:6939

約数の個数: 24

約数和(自身を含む): 50737792

約数和(自身を除く): 29076220

約数列:

[1, 2, 3, 4, 6, 12, 271, 542, 813, 1084, 1626, 3252, 6661, 13322, 19983, 26644, 39966, 79932, 1805131, 3610262, 5415393, 7220524, 10830786, 21661572]

約数ペア:

[(1, 21661572), (2, 10830786), (3, 7220524), (4, 5415393), (6, 3610262), (12, 1805131), (271, 79932), (542, 39966), (813, 26644), (1084, 19983), (1626, 13322), (3252, 6661)]