2021114830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{3727}}^1$

素因数の和:3929

約数の個数: 64

約数和(自身を含む): 4260298752

約数和(自身を除く): 2239183922

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 127, 254, 305, 427, 610, 635, 854, 889, 1270, 1778, 2135, 3727, 4270, 4445, 7454, 7747, 8890, 15494, 18635, 26089, 37270, 38735, 52178, 54229, 77470, 108458, 130445, 227347, 260890, 271145, 454694, 473329, 542290, 946658, 1136735, 1591429, 2273470, 2366645, 3182858, 3313303, 4733290, 6626606, 7957145, 15914290, 16566515, 28873069, 33133030, 57746138, 144365345, 202111483, 288730690, 404222966, 1010557415, 2021114830]

約数ペア:

[(1, 2021114830), (2, 1010557415), (5, 404222966), (7, 288730690), (10, 202111483), (14, 144365345), (35, 57746138), (61, 33133030), (70, 28873069), (122, 16566515), (127, 15914290), (254, 7957145), (305, 6626606), (427, 4733290), (610, 3313303), (635, 3182858), (854, 2366645), (889, 2273470), (1270, 1591429), (1778, 1136735), (2135, 946658), (3727, 542290), (4270, 473329), (4445, 454694), (7454, 271145), (7747, 260890), (8890, 227347), (15494, 130445), (18635, 108458), (26089, 77470), (37270, 54229), (38735, 52178)]