21326928

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{63473}}^1$

素因数の和:63491

約数の個数: 40

約数和(自身を含む): 62966208

約数和(自身を除く): 41639280

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 63473, 126946, 190419, 253892, 380838, 444311, 507784, 761676, 888622, 1015568, 1332933, 1523352, 1777244, 2665866, 3046704, 3554488, 5331732, 7108976, 10663464, 21326928]

約数ペア:

[(1, 21326928), (2, 10663464), (3, 7108976), (4, 5331732), (6, 3554488), (7, 3046704), (8, 2665866), (12, 1777244), (14, 1523352), (16, 1332933), (21, 1015568), (24, 888622), (28, 761676), (42, 507784), (48, 444311), (56, 380838), (84, 253892), (112, 190419), (168, 126946), (336, 63473)]