21348150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{4591}}^1$

素因数の和:4637

約数の個数: 48

約数和(自身を含む): 54663168

約数和(自身を除く): 33315018

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 31, 50, 62, 75, 93, 150, 155, 186, 310, 465, 775, 930, 1550, 2325, 4591, 4650, 9182, 13773, 22955, 27546, 45910, 68865, 114775, 137730, 142321, 229550, 284642, 344325, 426963, 688650, 711605, 853926, 1423210, 2134815, 3558025, 4269630, 7116050, 10674075, 21348150]

約数ペア:

[(1, 21348150), (2, 10674075), (3, 7116050), (5, 4269630), (6, 3558025), (10, 2134815), (15, 1423210), (25, 853926), (30, 711605), (31, 688650), (50, 426963), (62, 344325), (75, 284642), (93, 229550), (150, 142321), (155, 137730), (186, 114775), (310, 68865), (465, 45910), (775, 27546), (930, 22955), (1550, 13773), (2325, 9182), (4591, 4650)]