21139938222

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4045147}}^1$

素因数の和:4045232

約数の個数: 32

約数和(自身を含む): 46211770752

約数和(自身を除く): 25071832530

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 78, 134, 201, 402, 871, 1742, 2613, 5226, 4045147, 8090294, 12135441, 24270882, 52586911, 105173822, 157760733, 271024849, 315521466, 542049698, 813074547, 1626149094, 3523323037, 7046646074, 10569969111, 21139938222]

約数ペア:

[(1, 21139938222), (2, 10569969111), (3, 7046646074), (6, 3523323037), (13, 1626149094), (26, 813074547), (39, 542049698), (67, 315521466), (78, 271024849), (134, 157760733), (201, 105173822), (402, 52586911), (871, 24270882), (1742, 12135441), (2613, 8090294), (5226, 4045147)]