21553090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{5717}}^1$

素因数の和:5766

約数の個数: 32

約数和(自身を含む): 43228080

約数和(自身を除く): 21674990

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 5717, 11434, 28585, 57170, 74321, 148642, 165793, 331586, 371605, 743210, 828965, 1657930, 2155309, 4310618, 10776545, 21553090]

約数ペア:

[(1, 21553090), (2, 10776545), (5, 4310618), (10, 2155309), (13, 1657930), (26, 828965), (29, 743210), (58, 371605), (65, 331586), (130, 165793), (145, 148642), (290, 74321), (377, 57170), (754, 28585), (1885, 11434), (3770, 5717)]