21045080112

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2020457}}^1$

素因数の和:2020506

約数の個数: 80

約数和(自身を含む): 64137418752

約数和(自身を除く): 43092338640

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 1302, 1488, 1736, 2604, 3472, 5208, 10416, 2020457, 4040914, 6061371, 8081828, 12122742, 14143199, 16163656, 24245484, 28286398, 32327312, 42429597, 48490968, 56572796, 62634167, 84859194, 96981936, 113145592, 125268334, 169718388, 187902501, 226291184, 250536668, 339436776, 375805002, 438439169, 501073336, 678873552, 751610004, 876878338, 1002146672, 1315317507, 1503220008, 1753756676, 2630635014, 3006440016, 3507513352, 5261270028, 7015026704, 10522540056, 21045080112]

約数ペア:

[(1, 21045080112), (2, 10522540056), (3, 7015026704), (4, 5261270028), (6, 3507513352), (7, 3006440016), (8, 2630635014), (12, 1753756676), (14, 1503220008), (16, 1315317507), (21, 1002146672), (24, 876878338), (28, 751610004), (31, 678873552), (42, 501073336), (48, 438439169), (56, 375805002), (62, 339436776), (84, 250536668), (93, 226291184), (112, 187902501), (124, 169718388), (168, 125268334), (186, 113145592), (217, 96981936), (248, 84859194), (336, 62634167), (372, 56572796), (434, 48490968), (496, 42429597), (651, 32327312), (744, 28286398), (868, 24245484), (1302, 16163656), (1488, 14143199), (1736, 12122742), (2604, 8081828), (3472, 6061371), (5208, 4040914), (10416, 2020457)]