21450384

素因数分解:

$2^4\times 3^2\times {\mathrm{148961}}^1$

素因数の和:148975

約数の個数: 30

約数和(自身を含む): 60031686

約数和(自身を除く): 38581302

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 148961, 297922, 446883, 595844, 893766, 1191688, 1340649, 1787532, 2383376, 2681298, 3575064, 5362596, 7150128, 10725192, 21450384]

約数ペア:

[(1, 21450384), (2, 10725192), (3, 7150128), (4, 5362596), (6, 3575064), (8, 2681298), (9, 2383376), (12, 1787532), (16, 1340649), (18, 1191688), (24, 893766), (36, 595844), (48, 446883), (72, 297922), (144, 148961)]