21355824

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{63559}}^1$

素因数の和:63577

約数の個数: 40

約数和(自身を含む): 63051520

約数和(自身を除く): 41695696

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 63559, 127118, 190677, 254236, 381354, 444913, 508472, 762708, 889826, 1016944, 1334739, 1525416, 1779652, 2669478, 3050832, 3559304, 5338956, 7118608, 10677912, 21355824]

約数ペア:

[(1, 21355824), (2, 10677912), (3, 7118608), (4, 5338956), (6, 3559304), (7, 3050832), (8, 2669478), (12, 1779652), (14, 1525416), (16, 1334739), (21, 1016944), (24, 889826), (28, 762708), (42, 508472), (48, 444913), (56, 381354), (84, 254236), (112, 190677), (168, 127118), (336, 63559)]