21268011160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2843317}}^1$

素因数の和:2843356

約数の個数: 64

約数和(自身を含む): 55274101920

約数和(自身を除く): 34006090760

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 7480, 2843317, 5686634, 11373268, 14216585, 22746536, 28433170, 31276487, 48336389, 56866340, 62552974, 96672778, 113732680, 125105948, 156382435, 193345556, 241681945, 250211896, 312764870, 386691112, 483363890, 531700279, 625529740, 966727780, 1063400558, 1251059480, 1933455560, 2126801116, 2658501395, 4253602232, 5317002790, 10634005580, 21268011160]

約数ペア:

[(1, 21268011160), (2, 10634005580), (4, 5317002790), (5, 4253602232), (8, 2658501395), (10, 2126801116), (11, 1933455560), (17, 1251059480), (20, 1063400558), (22, 966727780), (34, 625529740), (40, 531700279), (44, 483363890), (55, 386691112), (68, 312764870), (85, 250211896), (88, 241681945), (110, 193345556), (136, 156382435), (170, 125105948), (187, 113732680), (220, 96672778), (340, 62552974), (374, 56866340), (440, 48336389), (680, 31276487), (748, 28433170), (935, 22746536), (1496, 14216585), (1870, 11373268), (3740, 5686634), (7480, 2843317)]