2021094774

素因数分解:

$2^1\times 3^3\times {\mathrm{257}}^1\times {\mathrm{145633}}^1$

素因数の和:145901

約数の個数: 32

約数和(自身を含む): 4508828640

約数和(自身を除く): 2487733866

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 257, 514, 771, 1542, 2313, 4626, 6939, 13878, 145633, 291266, 436899, 873798, 1310697, 2621394, 3932091, 7864182, 37427681, 74855362, 112283043, 224566086, 336849129, 673698258, 1010547387, 2021094774]

約数ペア:

[(1, 2021094774), (2, 1010547387), (3, 673698258), (6, 336849129), (9, 224566086), (18, 112283043), (27, 74855362), (54, 37427681), (257, 7864182), (514, 3932091), (771, 2621394), (1542, 1310697), (2313, 873798), (4626, 436899), (6939, 291266), (13878, 145633)]