21153886206

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1\times {\mathrm{5431}}^1$

素因数の和:5997

約数の個数: 64

約数和(自身を含む): 44788187136

約数和(自身を除く): 23634300930

約数列:

[1, 2, 3, 6, 31, 43, 62, 86, 93, 129, 186, 258, 487, 974, 1333, 1461, 2666, 2922, 3999, 5431, 7998, 10862, 15097, 16293, 20941, 30194, 32586, 41882, 45291, 62823, 90582, 125646, 168361, 233533, 336722, 467066, 505083, 649171, 700599, 1010166, 1298342, 1401198, 1947513, 2644897, 3895026, 5289794, 7239523, 7934691, 14479046, 15869382, 21718569, 43437138, 81991807, 113730571, 163983614, 227461142, 245975421, 341191713, 491950842, 682383426, 3525647701, 7051295402, 10576943103, 21153886206]

約数ペア:

[(1, 21153886206), (2, 10576943103), (3, 7051295402), (6, 3525647701), (31, 682383426), (43, 491950842), (62, 341191713), (86, 245975421), (93, 227461142), (129, 163983614), (186, 113730571), (258, 81991807), (487, 43437138), (974, 21718569), (1333, 15869382), (1461, 14479046), (2666, 7934691), (2922, 7239523), (3999, 5289794), (5431, 3895026), (7998, 2644897), (10862, 1947513), (15097, 1401198), (16293, 1298342), (20941, 1010166), (30194, 700599), (32586, 649171), (41882, 505083), (45291, 467066), (62823, 336722), (90582, 233533), (125646, 168361)]