21115614

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1283}}^1$

素因数の和:1512

約数の個数: 32

約数和(自身を含む): 45730944

約数和(自身を除く): 24615330

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 211, 422, 633, 1266, 1283, 2566, 2743, 3849, 5486, 7698, 8229, 16458, 16679, 33358, 50037, 100074, 270713, 541426, 812139, 1624278, 3519269, 7038538, 10557807, 21115614]

約数ペア:

[(1, 21115614), (2, 10557807), (3, 7038538), (6, 3519269), (13, 1624278), (26, 812139), (39, 541426), (78, 270713), (211, 100074), (422, 50037), (633, 33358), (1266, 16679), (1283, 16458), (2566, 8229), (2743, 7698), (3849, 5486)]