21490176385

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{1481}}^1$

素因数の和:1786

約数の個数: 64

約数和(自身を含む): 29450304000

約数和(自身を除く): 7960127615

約数列:

[1, 5, 19, 23, 29, 95, 115, 145, 229, 437, 551, 667, 1145, 1481, 2185, 2755, 3335, 4351, 5267, 6641, 7405, 12673, 21755, 26335, 28139, 33205, 34063, 42949, 63365, 100073, 126179, 140695, 152743, 170315, 214745, 339149, 500365, 630895, 647197, 763715, 816031, 987827, 1695745, 2902117, 3235985, 4080155, 4939135, 6443831, 7800427, 9835321, 14510585, 18768713, 32219155, 39002135, 49176605, 93843565, 148208113, 186871099, 226212383, 741040565, 934355495, 1131061915, 4298035277, 21490176385]

約数ペア:

[(1, 21490176385), (5, 4298035277), (19, 1131061915), (23, 934355495), (29, 741040565), (95, 226212383), (115, 186871099), (145, 148208113), (229, 93843565), (437, 49176605), (551, 39002135), (667, 32219155), (1145, 18768713), (1481, 14510585), (2185, 9835321), (2755, 7800427), (3335, 6443831), (4351, 4939135), (5267, 4080155), (6641, 3235985), (7405, 2902117), (12673, 1695745), (21755, 987827), (26335, 816031), (28139, 763715), (33205, 647197), (34063, 630895), (42949, 500365), (63365, 339149), (100073, 214745), (126179, 170315), (140695, 152743)]