21000620164

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1\times {\mathrm{15619}}^1$

素因数の和:15892

約数の個数: 48

約数和(自身を含む): 38811326400

約数和(自身を除く): 17810706236

約数列:

[1, 2, 4, 29, 58, 67, 116, 134, 173, 268, 346, 692, 1943, 3886, 5017, 7772, 10034, 11591, 15619, 20068, 23182, 31238, 46364, 62476, 336139, 452951, 672278, 905902, 1046473, 1344556, 1811804, 2092946, 2702087, 4185892, 5404174, 10808348, 30347717, 60695434, 78360523, 121390868, 156721046, 181039829, 313442092, 362079658, 724159316, 5250155041, 10500310082, 21000620164]

約数ペア:

[(1, 21000620164), (2, 10500310082), (4, 5250155041), (29, 724159316), (58, 362079658), (67, 313442092), (116, 181039829), (134, 156721046), (173, 121390868), (268, 78360523), (346, 60695434), (692, 30347717), (1943, 10808348), (3886, 5404174), (5017, 4185892), (7772, 2702087), (10034, 2092946), (11591, 1811804), (15619, 1344556), (20068, 1046473), (23182, 905902), (31238, 672278), (46364, 452951), (62476, 336139)]