21362838

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1$

素因数の和:341

約数の個数: 64

約数和(自身を含む): 51217920

約数和(自身を除く): 29855082

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 59, 74, 111, 118, 177, 222, 233, 259, 354, 413, 466, 518, 699, 777, 826, 1239, 1398, 1554, 1631, 2183, 2478, 3262, 4366, 4893, 6549, 8621, 9786, 13098, 13747, 15281, 17242, 25863, 27494, 30562, 41241, 45843, 51726, 60347, 82482, 91686, 96229, 120694, 181041, 192458, 288687, 362082, 508639, 577374, 1017278, 1525917, 3051834, 3560473, 7120946, 10681419, 21362838]

約数ペア:

[(1, 21362838), (2, 10681419), (3, 7120946), (6, 3560473), (7, 3051834), (14, 1525917), (21, 1017278), (37, 577374), (42, 508639), (59, 362082), (74, 288687), (111, 192458), (118, 181041), (177, 120694), (222, 96229), (233, 91686), (259, 82482), (354, 60347), (413, 51726), (466, 45843), (518, 41241), (699, 30562), (777, 27494), (826, 25863), (1239, 17242), (1398, 15281), (1554, 13747), (1631, 13098), (2183, 9786), (2478, 8621), (3262, 6549), (4366, 4893)]