21041622

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5387}}^1$

素因数の和:5433

約数の個数: 48

約数和(自身を含む): 53793792

約数和(自身を除く): 32752170

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 62, 63, 93, 126, 186, 217, 279, 434, 558, 651, 1302, 1953, 3906, 5387, 10774, 16161, 32322, 37709, 48483, 75418, 96966, 113127, 166997, 226254, 333994, 339381, 500991, 678762, 1001982, 1168979, 1502973, 2337958, 3005946, 3506937, 7013874, 10520811, 21041622]

約数ペア:

[(1, 21041622), (2, 10520811), (3, 7013874), (6, 3506937), (7, 3005946), (9, 2337958), (14, 1502973), (18, 1168979), (21, 1001982), (31, 678762), (42, 500991), (62, 339381), (63, 333994), (93, 226254), (126, 166997), (186, 113127), (217, 96966), (279, 75418), (434, 48483), (558, 37709), (651, 32322), (1302, 16161), (1953, 10774), (3906, 5387)]