21902041812

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{7046989}}^1$

素因数の和:7047040

約数の個数: 48

約数和(自身を含む): 59983978880

約数和(自身を除く): 38081937068

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 74, 84, 111, 148, 222, 259, 444, 518, 777, 1036, 1554, 3108, 7046989, 14093978, 21140967, 28187956, 42281934, 49328923, 84563868, 98657846, 147986769, 197315692, 260738593, 295973538, 521477186, 591947076, 782215779, 1042954372, 1564431558, 1825170151, 3128863116, 3650340302, 5475510453, 7300680604, 10951020906, 21902041812]

約数ペア:

[(1, 21902041812), (2, 10951020906), (3, 7300680604), (4, 5475510453), (6, 3650340302), (7, 3128863116), (12, 1825170151), (14, 1564431558), (21, 1042954372), (28, 782215779), (37, 591947076), (42, 521477186), (74, 295973538), (84, 260738593), (111, 197315692), (148, 147986769), (222, 98657846), (259, 84563868), (444, 49328923), (518, 42281934), (777, 28187956), (1036, 21140967), (1554, 14093978), (3108, 7046989)]