21698490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1399}}^1$

素因数の和:1467

約数の個数: 64

約数和(自身を含む): 58060800

約数和(自身を除く): 36362310

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 47, 55, 66, 94, 110, 141, 165, 235, 282, 330, 470, 517, 705, 1034, 1399, 1410, 1551, 2585, 2798, 3102, 4197, 5170, 6995, 7755, 8394, 13990, 15389, 15510, 20985, 30778, 41970, 46167, 65753, 76945, 92334, 131506, 153890, 197259, 230835, 328765, 394518, 461670, 657530, 723283, 986295, 1446566, 1972590, 2169849, 3616415, 4339698, 7232830, 10849245, 21698490]

約数ペア:

[(1, 21698490), (2, 10849245), (3, 7232830), (5, 4339698), (6, 3616415), (10, 2169849), (11, 1972590), (15, 1446566), (22, 986295), (30, 723283), (33, 657530), (47, 461670), (55, 394518), (66, 328765), (94, 230835), (110, 197259), (141, 153890), (165, 131506), (235, 92334), (282, 76945), (330, 65753), (470, 46167), (517, 41970), (705, 30778), (1034, 20985), (1399, 15510), (1410, 15389), (1551, 13990), (2585, 8394), (2798, 7755), (3102, 6995), (4197, 5170)]