21065310

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1153}}^1$

素因数の和:1202

約数の個数: 96

約数和(自身を含む): 64808640

約数和(自身を除く): 43743330

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 29, 30, 35, 42, 45, 58, 63, 70, 87, 90, 105, 126, 145, 174, 203, 210, 261, 290, 315, 406, 435, 522, 609, 630, 870, 1015, 1153, 1218, 1305, 1827, 2030, 2306, 2610, 3045, 3459, 3654, 5765, 6090, 6918, 8071, 9135, 10377, 11530, 16142, 17295, 18270, 20754, 24213, 33437, 34590, 40355, 48426, 51885, 66874, 72639, 80710, 100311, 103770, 121065, 145278, 167185, 200622, 234059, 242130, 300933, 334370, 363195, 468118, 501555, 601866, 702177, 726390, 1003110, 1170295, 1404354, 1504665, 2106531, 2340590, 3009330, 3510885, 4213062, 7021770, 10532655, 21065310]

約数ペア:

[(1, 21065310), (2, 10532655), (3, 7021770), (5, 4213062), (6, 3510885), (7, 3009330), (9, 2340590), (10, 2106531), (14, 1504665), (15, 1404354), (18, 1170295), (21, 1003110), (29, 726390), (30, 702177), (35, 601866), (42, 501555), (45, 468118), (58, 363195), (63, 334370), (70, 300933), (87, 242130), (90, 234059), (105, 200622), (126, 167185), (145, 145278), (174, 121065), (203, 103770), (210, 100311), (261, 80710), (290, 72639), (315, 66874), (406, 51885), (435, 48426), (522, 40355), (609, 34590), (630, 33437), (870, 24213), (1015, 20754), (1153, 18270), (1218, 17295), (1305, 16142), (1827, 11530), (2030, 10377), (2306, 9135), (2610, 8071), (3045, 6918), (3459, 6090), (3654, 5765)]