21183948

素因数分解:

$2^2\times 3^2\times {\mathrm{199}}^1\times {\mathrm{2957}}^1$

素因数の和:3166

約数の個数: 36

約数和(自身を含む): 53835600

約数和(自身を除く): 32651652

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 199, 398, 597, 796, 1194, 1791, 2388, 2957, 3582, 5914, 7164, 8871, 11828, 17742, 26613, 35484, 53226, 106452, 588443, 1176886, 1765329, 2353772, 3530658, 5295987, 7061316, 10591974, 21183948]

約数ペア:

[(1, 21183948), (2, 10591974), (3, 7061316), (4, 5295987), (6, 3530658), (9, 2353772), (12, 1765329), (18, 1176886), (36, 588443), (199, 106452), (398, 53226), (597, 35484), (796, 26613), (1194, 17742), (1791, 11828), (2388, 8871), (2957, 7164), (3582, 5914)]