21383088

素因数分解:

$2^4\times 3^1\times {\mathrm{79}}^1\times {\mathrm{5639}}^1$

素因数の和:5729

約数の個数: 40

約数和(自身を含む): 55948800

約数和(自身を除く): 34565712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 79, 158, 237, 316, 474, 632, 948, 1264, 1896, 3792, 5639, 11278, 16917, 22556, 33834, 45112, 67668, 90224, 135336, 270672, 445481, 890962, 1336443, 1781924, 2672886, 3563848, 5345772, 7127696, 10691544, 21383088]

約数ペア:

[(1, 21383088), (2, 10691544), (3, 7127696), (4, 5345772), (6, 3563848), (8, 2672886), (12, 1781924), (16, 1336443), (24, 890962), (48, 445481), (79, 270672), (158, 135336), (237, 90224), (316, 67668), (474, 45112), (632, 33834), (948, 22556), (1264, 16917), (1896, 11278), (3792, 5639)]