21864152

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{349}}^1$

素因数の和:587

約数の個数: 32

約数和(自身を含む): 42336000

約数和(自身を除く): 20471848

約数列:

[1, 2, 4, 8, 41, 82, 164, 191, 328, 349, 382, 698, 764, 1396, 1528, 2792, 7831, 14309, 15662, 28618, 31324, 57236, 62648, 66659, 114472, 133318, 266636, 533272, 2733019, 5466038, 10932076, 21864152]

約数ペア:

[(1, 21864152), (2, 10932076), (4, 5466038), (8, 2733019), (41, 533272), (82, 266636), (164, 133318), (191, 114472), (328, 66659), (349, 62648), (382, 57236), (698, 31324), (764, 28618), (1396, 15662), (1528, 14309), (2792, 7831)]