21876270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{56093}}^1$

素因数の和:56116

約数の個数: 32

約数和(自身を含む): 56542752

約数和(自身を除く): 34666482

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 56093, 112186, 168279, 280465, 336558, 560930, 729209, 841395, 1458418, 1682790, 2187627, 3646045, 4375254, 7292090, 10938135, 21876270]

約数ペア:

[(1, 21876270), (2, 10938135), (3, 7292090), (5, 4375254), (6, 3646045), (10, 2187627), (13, 1682790), (15, 1458418), (26, 841395), (30, 729209), (39, 560930), (65, 336558), (78, 280465), (130, 168279), (195, 112186), (390, 56093)]