21503256

素因数分解:

$2^3\times 3^1\times {\mathrm{227}}^1\times {\mathrm{3947}}^1$

素因数の和:4183

約数の個数: 32

約数和(自身を含む): 54008640

約数和(自身を除く): 32505384

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 227, 454, 681, 908, 1362, 1816, 2724, 3947, 5448, 7894, 11841, 15788, 23682, 31576, 47364, 94728, 895969, 1791938, 2687907, 3583876, 5375814, 7167752, 10751628, 21503256]

約数ペア:

[(1, 21503256), (2, 10751628), (3, 7167752), (4, 5375814), (6, 3583876), (8, 2687907), (12, 1791938), (24, 895969), (227, 94728), (454, 47364), (681, 31576), (908, 23682), (1362, 15788), (1816, 11841), (2724, 7894), (3947, 5448)]