21795984

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{3089}}^1$

素因数の和:3117

約数の個数: 90

約数和(自身を含む): 70980390

約数和(自身を除く): 49184406

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 392, 441, 504, 588, 784, 882, 1008, 1176, 1764, 2352, 3089, 3528, 6178, 7056, 9267, 12356, 18534, 21623, 24712, 27801, 37068, 43246, 49424, 55602, 64869, 74136, 86492, 111204, 129738, 148272, 151361, 172984, 194607, 222408, 259476, 302722, 345968, 389214, 444816, 454083, 518952, 605444, 778428, 908166, 1037904, 1210888, 1362249, 1556856, 1816332, 2421776, 2724498, 3113712, 3632664, 5448996, 7265328, 10897992, 21795984]

約数ペア:

[(1, 21795984), (2, 10897992), (3, 7265328), (4, 5448996), (6, 3632664), (7, 3113712), (8, 2724498), (9, 2421776), (12, 1816332), (14, 1556856), (16, 1362249), (18, 1210888), (21, 1037904), (24, 908166), (28, 778428), (36, 605444), (42, 518952), (48, 454083), (49, 444816), (56, 389214), (63, 345968), (72, 302722), (84, 259476), (98, 222408), (112, 194607), (126, 172984), (144, 151361), (147, 148272), (168, 129738), (196, 111204), (252, 86492), (294, 74136), (336, 64869), (392, 55602), (441, 49424), (504, 43246), (588, 37068), (784, 27801), (882, 24712), (1008, 21623), (1176, 18534), (1764, 12356), (2352, 9267), (3089, 7056), (3528, 6178)]