21358704

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{10853}}^1$

素因数の和:10905

約数の個数: 40

約数和(自身を含む): 56527632

約数和(自身を除く): 35168928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 10853, 21706, 32559, 43412, 65118, 86824, 130236, 173648, 260472, 444973, 520944, 889946, 1334919, 1779892, 2669838, 3559784, 5339676, 7119568, 10679352, 21358704]

約数ペア:

[(1, 21358704), (2, 10679352), (3, 7119568), (4, 5339676), (6, 3559784), (8, 2669838), (12, 1779892), (16, 1334919), (24, 889946), (41, 520944), (48, 444973), (82, 260472), (123, 173648), (164, 130236), (246, 86824), (328, 65118), (492, 43412), (656, 32559), (984, 21706), (1968, 10853)]