21883290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5101}}^1$

素因数の和:5135

約数の個数: 64

約数和(自身を含む): 61713792

約数和(自身を除く): 39830502

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 165, 195, 286, 330, 390, 429, 715, 858, 1430, 2145, 4290, 5101, 10202, 15303, 25505, 30606, 51010, 56111, 66313, 76515, 112222, 132626, 153030, 168333, 198939, 280555, 331565, 336666, 397878, 561110, 663130, 729443, 841665, 994695, 1458886, 1683330, 1989390, 2188329, 3647215, 4376658, 7294430, 10941645, 21883290]

約数ペア:

[(1, 21883290), (2, 10941645), (3, 7294430), (5, 4376658), (6, 3647215), (10, 2188329), (11, 1989390), (13, 1683330), (15, 1458886), (22, 994695), (26, 841665), (30, 729443), (33, 663130), (39, 561110), (55, 397878), (65, 336666), (66, 331565), (78, 280555), (110, 198939), (130, 168333), (143, 153030), (165, 132626), (195, 112222), (286, 76515), (330, 66313), (390, 56111), (429, 51010), (715, 30606), (858, 25505), (1430, 15303), (2145, 10202), (4290, 5101)]