21097488

素因数分解:

$2^4\times 3^1\times {\mathrm{419}}^1\times {\mathrm{1049}}^1$

素因数の和:1479

約数の個数: 40

約数和(自身を含む): 54684000

約数和(自身を除く): 33586512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 419, 838, 1049, 1257, 1676, 2098, 2514, 3147, 3352, 4196, 5028, 6294, 6704, 8392, 10056, 12588, 16784, 20112, 25176, 50352, 439531, 879062, 1318593, 1758124, 2637186, 3516248, 5274372, 7032496, 10548744, 21097488]

約数ペア:

[(1, 21097488), (2, 10548744), (3, 7032496), (4, 5274372), (6, 3516248), (8, 2637186), (12, 1758124), (16, 1318593), (24, 879062), (48, 439531), (419, 50352), (838, 25176), (1049, 20112), (1257, 16784), (1676, 12588), (2098, 10056), (2514, 8392), (3147, 6704), (3352, 6294), (4196, 5028)]