21372188

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{9697}}^1$

素因数の和:9749

約数の個数: 24

約数和(自身を含む): 40731600

約数和(自身を除く): 19359412

約数列:

[1, 2, 4, 19, 29, 38, 58, 76, 116, 551, 1102, 2204, 9697, 19394, 38788, 184243, 281213, 368486, 562426, 736972, 1124852, 5343047, 10686094, 21372188]

約数ペア:

[(1, 21372188), (2, 10686094), (4, 5343047), (19, 1124852), (29, 736972), (38, 562426), (58, 368486), (76, 281213), (116, 184243), (551, 38788), (1102, 19394), (2204, 9697)]