21975317512

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{503}}^1\times {\mathrm{321239}}^1$

素因数の和:321765

約数の個数: 32

約数和(自身を含む): 43714339200

約数和(自身を除く): 21739021688

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 503, 1006, 2012, 4024, 8551, 17102, 34204, 68408, 321239, 642478, 1284956, 2569912, 5461063, 10922126, 21844252, 43688504, 161583217, 323166434, 646332868, 1292665736, 2746914689, 5493829378, 10987658756, 21975317512]

約数ペア:

[(1, 21975317512), (2, 10987658756), (4, 5493829378), (8, 2746914689), (17, 1292665736), (34, 646332868), (68, 323166434), (136, 161583217), (503, 43688504), (1006, 21844252), (2012, 10922126), (4024, 5461063), (8551, 2569912), (17102, 1284956), (34204, 642478), (68408, 321239)]