21783905388

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{1291}}^1\times {\mathrm{66959}}^1$

素因数の和:68267

約数の個数: 72

約数和(自身を含む): 62980968960

約数和(自身を除く): 41197063572

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 1291, 2582, 3873, 5164, 7746, 9037, 11619, 15492, 18074, 23238, 27111, 36148, 46476, 54222, 66959, 81333, 108444, 133918, 162666, 200877, 267836, 325332, 401754, 468713, 602631, 803508, 937426, 1205262, 1406139, 1874852, 2410524, 2812278, 4218417, 5624556, 8436834, 16873668, 86444069, 172888138, 259332207, 345776276, 518664414, 605108483, 777996621, 1037328828, 1210216966, 1555993242, 1815325449, 2420433932, 3111986484, 3630650898, 5445976347, 7261301796, 10891952694, 21783905388]

約数ペア:

[(1, 21783905388), (2, 10891952694), (3, 7261301796), (4, 5445976347), (6, 3630650898), (7, 3111986484), (9, 2420433932), (12, 1815325449), (14, 1555993242), (18, 1210216966), (21, 1037328828), (28, 777996621), (36, 605108483), (42, 518664414), (63, 345776276), (84, 259332207), (126, 172888138), (252, 86444069), (1291, 16873668), (2582, 8436834), (3873, 5624556), (5164, 4218417), (7746, 2812278), (9037, 2410524), (11619, 1874852), (15492, 1406139), (18074, 1205262), (23238, 937426), (27111, 803508), (36148, 602631), (46476, 468713), (54222, 401754), (66959, 325332), (81333, 267836), (108444, 200877), (133918, 162666)]