20921966

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{757}}^1\times {\mathrm{1063}}^1$

素因数の和:1835

約数の個数: 16

約数和(自身を含む): 33873504

約数和(自身を除く): 12951538

約数列:

[1, 2, 13, 26, 757, 1063, 1514, 2126, 9841, 13819, 19682, 27638, 804691, 1609382, 10460983, 20921966]

約数ペア:

[(1, 20921966), (2, 10460983), (13, 1609382), (26, 804691), (757, 27638), (1063, 19682), (1514, 13819), (2126, 9841)]