21295230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1373}}^1$

素因数の和:1441

約数の個数: 64

約数和(自身を含む): 56982528

約数和(自身を除く): 35687298

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, 1373, 1410, 1551, 2585, 2746, 3102, 4119, 5170, 6865, 7755, 8238, 13730, 15103, 15510, 20595, 30206, 41190, 45309, 64531, 75515, 90618, 129062, 151030, 193593, 226545, 322655, 387186, 453090, 645310, 709841, 967965, 1419682, 1935930, 2129523, 3549205, 4259046, 7098410, 10647615, 21295230]

約数ペア:

[(1, 21295230), (2, 10647615), (3, 7098410), (5, 4259046), (6, 3549205), (10, 2129523), (11, 1935930), (15, 1419682), (22, 967965), (30, 709841), (33, 645310), (47, 453090), (55, 387186), (66, 322655), (94, 226545), (110, 193593), (141, 151030), (165, 129062), (235, 90618), (282, 75515), (330, 64531), (470, 45309), (517, 41190), (705, 30206), (1034, 20595), (1373, 15510), (1410, 15103), (1551, 13730), (2585, 8238), (2746, 7755), (3102, 6865), (4119, 5170)]