21527388

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{9803}}^1$

素因数の和:9874

約数の個数: 36

約数和(自身を含む): 55314168

約数和(自身を除く): 33786780

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 183, 244, 366, 549, 732, 1098, 2196, 9803, 19606, 29409, 39212, 58818, 88227, 117636, 176454, 352908, 597983, 1195966, 1793949, 2391932, 3587898, 5381847, 7175796, 10763694, 21527388]

約数ペア:

[(1, 21527388), (2, 10763694), (3, 7175796), (4, 5381847), (6, 3587898), (9, 2391932), (12, 1793949), (18, 1195966), (36, 597983), (61, 352908), (122, 176454), (183, 117636), (244, 88227), (366, 58818), (549, 39212), (732, 29409), (1098, 19606), (2196, 9803)]