21727212

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:183

約数の個数: 96

約数和(自身を含む): 57953280

約数和(自身を除く): 36226068

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 41, 43, 52, 78, 79, 82, 86, 123, 129, 156, 158, 164, 172, 237, 246, 258, 316, 474, 492, 516, 533, 559, 948, 1027, 1066, 1118, 1599, 1677, 1763, 2054, 2132, 2236, 3081, 3198, 3239, 3354, 3397, 3526, 4108, 5289, 6162, 6396, 6478, 6708, 6794, 7052, 9717, 10191, 10578, 12324, 12956, 13588, 19434, 20382, 21156, 22919, 38868, 40764, 42107, 44161, 45838, 68757, 84214, 88322, 91676, 126321, 132483, 137514, 139277, 168428, 176644, 252642, 264966, 275028, 278554, 417831, 505284, 529932, 557108, 835662, 1671324, 1810601, 3621202, 5431803, 7242404, 10863606, 21727212]

約数ペア:

[(1, 21727212), (2, 10863606), (3, 7242404), (4, 5431803), (6, 3621202), (12, 1810601), (13, 1671324), (26, 835662), (39, 557108), (41, 529932), (43, 505284), (52, 417831), (78, 278554), (79, 275028), (82, 264966), (86, 252642), (123, 176644), (129, 168428), (156, 139277), (158, 137514), (164, 132483), (172, 126321), (237, 91676), (246, 88322), (258, 84214), (316, 68757), (474, 45838), (492, 44161), (516, 42107), (533, 40764), (559, 38868), (948, 22919), (1027, 21156), (1066, 20382), (1118, 19434), (1599, 13588), (1677, 12956), (1763, 12324), (2054, 10578), (2132, 10191), (2236, 9717), (3081, 7052), (3198, 6794), (3239, 6708), (3354, 6478), (3397, 6396), (3526, 6162), (4108, 5289)]