20211388518

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{209971}}^1$

素因数の和:210300

約数の個数: 32

約数和(自身を含む): 41241860352

約数和(自身を除く): 21030471834

約数列:

[1, 2, 3, 6, 61, 122, 183, 263, 366, 526, 789, 1578, 16043, 32086, 48129, 96258, 209971, 419942, 629913, 1259826, 12808231, 25616462, 38424693, 55222373, 76849386, 110444746, 165667119, 331334238, 3368564753, 6737129506, 10105694259, 20211388518]

約数ペア:

[(1, 20211388518), (2, 10105694259), (3, 6737129506), (6, 3368564753), (61, 331334238), (122, 165667119), (183, 110444746), (263, 76849386), (366, 55222373), (526, 38424693), (789, 25616462), (1578, 12808231), (16043, 1259826), (32086, 629913), (48129, 419942), (96258, 209971)]