21374040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{178117}}^1$

素因数の和:178131

約数の個数: 32

約数和(自身を含む): 64122480

約数和(自身を除く): 42748440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 178117, 356234, 534351, 712468, 890585, 1068702, 1424936, 1781170, 2137404, 2671755, 3562340, 4274808, 5343510, 7124680, 10687020, 21374040]

約数ペア:

[(1, 21374040), (2, 10687020), (3, 7124680), (4, 5343510), (5, 4274808), (6, 3562340), (8, 2671755), (10, 2137404), (12, 1781170), (15, 1424936), (20, 1068702), (24, 890585), (30, 712468), (40, 534351), (60, 356234), (120, 178117)]