21356688

素因数分解:

$2^4\times 3^1\times {\mathrm{607}}^1\times {\mathrm{733}}^1$

素因数の和:1351

約数の個数: 40

約数和(自身を含む): 55337728

約数和(自身を除く): 33981040

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 607, 733, 1214, 1466, 1821, 2199, 2428, 2932, 3642, 4398, 4856, 5864, 7284, 8796, 9712, 11728, 14568, 17592, 29136, 35184, 444931, 889862, 1334793, 1779724, 2669586, 3559448, 5339172, 7118896, 10678344, 21356688]

約数ペア:

[(1, 21356688), (2, 10678344), (3, 7118896), (4, 5339172), (6, 3559448), (8, 2669586), (12, 1779724), (16, 1334793), (24, 889862), (48, 444931), (607, 35184), (733, 29136), (1214, 17592), (1466, 14568), (1821, 11728), (2199, 9712), (2428, 8796), (2932, 7284), (3642, 5864), (4398, 4856)]