21416208

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{863}}^1$

素因数の和:932

約数の個数: 80

約数和(自身を含む): 61710336

約数和(自身を除く): 40294128

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 47, 48, 66, 88, 94, 132, 141, 176, 188, 264, 282, 376, 517, 528, 564, 752, 863, 1034, 1128, 1551, 1726, 2068, 2256, 2589, 3102, 3452, 4136, 5178, 6204, 6904, 8272, 9493, 10356, 12408, 13808, 18986, 20712, 24816, 28479, 37972, 40561, 41424, 56958, 75944, 81122, 113916, 121683, 151888, 162244, 227832, 243366, 324488, 446171, 455664, 486732, 648976, 892342, 973464, 1338513, 1784684, 1946928, 2677026, 3569368, 5354052, 7138736, 10708104, 21416208]

約数ペア:

[(1, 21416208), (2, 10708104), (3, 7138736), (4, 5354052), (6, 3569368), (8, 2677026), (11, 1946928), (12, 1784684), (16, 1338513), (22, 973464), (24, 892342), (33, 648976), (44, 486732), (47, 455664), (48, 446171), (66, 324488), (88, 243366), (94, 227832), (132, 162244), (141, 151888), (176, 121683), (188, 113916), (264, 81122), (282, 75944), (376, 56958), (517, 41424), (528, 40561), (564, 37972), (752, 28479), (863, 24816), (1034, 20712), (1128, 18986), (1551, 13808), (1726, 12408), (2068, 10356), (2256, 9493), (2589, 8272), (3102, 6904), (3452, 6204), (4136, 5178)]