21305634

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6949}}^1$

素因数の和:7034

約数の個数: 32

約数和(自身を含む): 49372800

約数和(自身を除く): 28067166

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 73, 146, 219, 438, 511, 1022, 1533, 3066, 6949, 13898, 20847, 41694, 48643, 97286, 145929, 291858, 507277, 1014554, 1521831, 3043662, 3550939, 7101878, 10652817, 21305634]

約数ペア:

[(1, 21305634), (2, 10652817), (3, 7101878), (6, 3550939), (7, 3043662), (14, 1521831), (21, 1014554), (42, 507277), (73, 291858), (146, 145929), (219, 97286), (438, 48643), (511, 41694), (1022, 20847), (1533, 13898), (3066, 6949)]