21355002

素因数分解:

$2^1\times 3^4\times {\mathrm{61}}^1\times {\mathrm{2161}}^1$

素因数の和:2236

約数の個数: 40

約数和(自身を含む): 48657972

約数和(自身を除く): 27302970

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 81, 122, 162, 183, 366, 549, 1098, 1647, 2161, 3294, 4322, 4941, 6483, 9882, 12966, 19449, 38898, 58347, 116694, 131821, 175041, 263642, 350082, 395463, 790926, 1186389, 2372778, 3559167, 7118334, 10677501, 21355002]

約数ペア:

[(1, 21355002), (2, 10677501), (3, 7118334), (6, 3559167), (9, 2372778), (18, 1186389), (27, 790926), (54, 395463), (61, 350082), (81, 263642), (122, 175041), (162, 131821), (183, 116694), (366, 58347), (549, 38898), (1098, 19449), (1647, 12966), (2161, 9882), (3294, 6483), (4322, 4941)]