21084948

素因数分解:

$2^2\times 3^4\times {\mathrm{59}}^1\times {\mathrm{1103}}^1$

素因数の和:1178

約数の個数: 60

約数和(自身を含む): 56105280

約数和(自身を除く): 35020332

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 59, 81, 108, 118, 162, 177, 236, 324, 354, 531, 708, 1062, 1103, 1593, 2124, 2206, 3186, 3309, 4412, 4779, 6372, 6618, 9558, 9927, 13236, 19116, 19854, 29781, 39708, 59562, 65077, 89343, 119124, 130154, 178686, 195231, 260308, 357372, 390462, 585693, 780924, 1171386, 1757079, 2342772, 3514158, 5271237, 7028316, 10542474, 21084948]

約数ペア:

[(1, 21084948), (2, 10542474), (3, 7028316), (4, 5271237), (6, 3514158), (9, 2342772), (12, 1757079), (18, 1171386), (27, 780924), (36, 585693), (54, 390462), (59, 357372), (81, 260308), (108, 195231), (118, 178686), (162, 130154), (177, 119124), (236, 89343), (324, 65077), (354, 59562), (531, 39708), (708, 29781), (1062, 19854), (1103, 19116), (1593, 13236), (2124, 9927), (2206, 9558), (3186, 6618), (3309, 6372), (4412, 4779)]