21347856

素因数分解:

$2^4\times 3^2\times {\mathrm{148249}}^1$

素因数の和:148263

約数の個数: 30

約数和(自身を含む): 59744750

約数和(自身を除く): 38396894

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 148249, 296498, 444747, 592996, 889494, 1185992, 1334241, 1778988, 2371984, 2668482, 3557976, 5336964, 7115952, 10673928, 21347856]

約数ペア:

[(1, 21347856), (2, 10673928), (3, 7115952), (4, 5336964), (6, 3557976), (8, 2668482), (9, 2371984), (12, 1778988), (16, 1334241), (18, 1185992), (24, 889494), (36, 592996), (48, 444747), (72, 296498), (144, 148249)]