21402612

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1103}}^1$

素因数の和:1138

約数の個数: 108

約数和(自身を含む): 68717376

約数和(自身を除く): 47314764

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 49, 63, 66, 77, 84, 98, 99, 126, 132, 147, 154, 196, 198, 231, 252, 294, 308, 396, 441, 462, 539, 588, 693, 882, 924, 1078, 1103, 1386, 1617, 1764, 2156, 2206, 2772, 3234, 3309, 4412, 4851, 6468, 6618, 7721, 9702, 9927, 12133, 13236, 15442, 19404, 19854, 23163, 24266, 30884, 36399, 39708, 46326, 48532, 54047, 69489, 72798, 84931, 92652, 108094, 109197, 138978, 145596, 162141, 169862, 216188, 218394, 254793, 277956, 324282, 339724, 436788, 486423, 509586, 594517, 648564, 764379, 972846, 1019172, 1189034, 1528758, 1783551, 1945692, 2378068, 3057516, 3567102, 5350653, 7134204, 10701306, 21402612]

約数ペア:

[(1, 21402612), (2, 10701306), (3, 7134204), (4, 5350653), (6, 3567102), (7, 3057516), (9, 2378068), (11, 1945692), (12, 1783551), (14, 1528758), (18, 1189034), (21, 1019172), (22, 972846), (28, 764379), (33, 648564), (36, 594517), (42, 509586), (44, 486423), (49, 436788), (63, 339724), (66, 324282), (77, 277956), (84, 254793), (98, 218394), (99, 216188), (126, 169862), (132, 162141), (147, 145596), (154, 138978), (196, 109197), (198, 108094), (231, 92652), (252, 84931), (294, 72798), (308, 69489), (396, 54047), (441, 48532), (462, 46326), (539, 39708), (588, 36399), (693, 30884), (882, 24266), (924, 23163), (1078, 19854), (1103, 19404), (1386, 15442), (1617, 13236), (1764, 12133), (2156, 9927), (2206, 9702), (2772, 7721), (3234, 6618), (3309, 6468), (4412, 4851)]