21000396068360

素因数分解:

$2^3\times 5^1\times {\mathrm{37277}}^1\times {\mathrm{14084017}}^1$

素因数の和:14121305

約数の個数: 32

約数和(自身を含む): 47252162070360

約数和(自身を除く): 26251766002000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 37277, 74554, 149108, 186385, 298216, 372770, 745540, 1491080, 14084017, 28168034, 56336068, 70420085, 112672136, 140840170, 281680340, 563360680, 525009901709, 1050019803418, 2100039606836, 2625049508545, 4200079213672, 5250099017090, 10500198034180, 21000396068360]

約数ペア:

[(1, 21000396068360), (2, 10500198034180), (4, 5250099017090), (5, 4200079213672), (8, 2625049508545), (10, 2100039606836), (20, 1050019803418), (40, 525009901709), (37277, 563360680), (74554, 281680340), (149108, 140840170), (186385, 112672136), (298216, 70420085), (372770, 56336068), (745540, 28168034), (1491080, 14084017)]