2021418

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:339

約数の個数: 48

約数和(自身を含む): 5106816

約数和(自身を除く): 3085398

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 61, 63, 122, 126, 183, 263, 366, 427, 526, 549, 789, 854, 1098, 1281, 1578, 1841, 2367, 2562, 3682, 3843, 4734, 5523, 7686, 11046, 16043, 16569, 32086, 33138, 48129, 96258, 112301, 144387, 224602, 288774, 336903, 673806, 1010709, 2021418]

約数ペア:

[(1, 2021418), (2, 1010709), (3, 673806), (6, 336903), (7, 288774), (9, 224602), (14, 144387), (18, 112301), (21, 96258), (42, 48129), (61, 33138), (63, 32086), (122, 16569), (126, 16043), (183, 11046), (263, 7686), (366, 5523), (427, 4734), (526, 3843), (549, 3682), (789, 2562), (854, 2367), (1098, 1841), (1281, 1578)]