21227758

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{541}}^1\times {\mathrm{853}}^1$

素因数の和:1419

約数の個数: 16

約数和(自身を含む): 33326496

約数和(自身を除く): 12098738

約数列:

[1, 2, 23, 46, 541, 853, 1082, 1706, 12443, 19619, 24886, 39238, 461473, 922946, 10613879, 21227758]

約数ペア:

[(1, 21227758), (2, 10613879), (23, 922946), (46, 461473), (541, 39238), (853, 24886), (1082, 19619), (1706, 12443)]