21374880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{44531}}^1$

素因数の和:44549

約数の個数: 48

約数和(自身を含む): 67332384

約数和(自身を除く): 45957504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 44531, 89062, 133593, 178124, 222655, 267186, 356248, 445310, 534372, 667965, 712496, 890620, 1068744, 1335930, 1424992, 1781240, 2137488, 2671860, 3562480, 4274976, 5343720, 7124960, 10687440, 21374880]

約数ペア:

[(1, 21374880), (2, 10687440), (3, 7124960), (4, 5343720), (5, 4274976), (6, 3562480), (8, 2671860), (10, 2137488), (12, 1781240), (15, 1424992), (16, 1335930), (20, 1068744), (24, 890620), (30, 712496), (32, 667965), (40, 534372), (48, 445310), (60, 356248), (80, 267186), (96, 222655), (120, 178124), (160, 133593), (240, 89062), (480, 44531)]