21629085

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{883}}^1$

素因数の和:985

約数の個数: 32

約数和(自身を含む): 36661248

約数和(自身を除く): 15032163

約数列:

[1, 3, 5, 15, 23, 69, 71, 115, 213, 345, 355, 883, 1065, 1633, 2649, 4415, 4899, 8165, 13245, 20309, 24495, 60927, 62693, 101545, 188079, 304635, 313465, 940395, 1441939, 4325817, 7209695, 21629085]

約数ペア:

[(1, 21629085), (3, 7209695), (5, 4325817), (15, 1441939), (23, 940395), (69, 313465), (71, 304635), (115, 188079), (213, 101545), (345, 62693), (355, 60927), (883, 24495), (1065, 20309), (1633, 13245), (2649, 8165), (4415, 4899)]