21913010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1367}}^1$

素因数の和:1610

約数の個数: 32

約数和(自身を含む): 45308160

約数和(自身を除く): 23395150

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 229, 458, 1145, 1367, 1603, 2290, 2734, 3206, 6835, 8015, 9569, 13670, 16030, 19138, 47845, 95690, 313043, 626086, 1565215, 2191301, 3130430, 4382602, 10956505, 21913010]

約数ペア:

[(1, 21913010), (2, 10956505), (5, 4382602), (7, 3130430), (10, 2191301), (14, 1565215), (35, 626086), (70, 313043), (229, 95690), (458, 47845), (1145, 19138), (1367, 16030), (1603, 13670), (2290, 9569), (2734, 8015), (3206, 6835)]