21895036

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{167}}^1\times {\mathrm{449}}^1$

素因数の和:693

約数の個数: 24

約数和(自身を含む): 39160800

約数和(自身を除く): 17265764

約数列:

[1, 2, 4, 73, 146, 167, 292, 334, 449, 668, 898, 1796, 12191, 24382, 32777, 48764, 65554, 74983, 131108, 149966, 299932, 5473759, 10947518, 21895036]

約数ペア:

[(1, 21895036), (2, 10947518), (4, 5473759), (73, 299932), (146, 149966), (167, 131108), (292, 74983), (334, 65554), (449, 48764), (668, 32777), (898, 24382), (1796, 12191)]