2021231930

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1\times {\mathrm{563}}^1$

素因数の和:951

約数の個数: 64

約数和(自身を含む): 3876277248

約数和(自身を除く): 1855045318

約数列:

[1, 2, 5, 10, 31, 37, 62, 74, 155, 185, 310, 313, 370, 563, 626, 1126, 1147, 1565, 2294, 2815, 3130, 5630, 5735, 9703, 11470, 11581, 17453, 19406, 20831, 23162, 34906, 41662, 48515, 57905, 87265, 97030, 104155, 115810, 174530, 176219, 208310, 352438, 359011, 645761, 718022, 881095, 1291522, 1762190, 1795055, 3228805, 3590110, 5462789, 6457610, 6520103, 10925578, 13040206, 27313945, 32600515, 54627890, 65201030, 202123193, 404246386, 1010615965, 2021231930]

約数ペア:

[(1, 2021231930), (2, 1010615965), (5, 404246386), (10, 202123193), (31, 65201030), (37, 54627890), (62, 32600515), (74, 27313945), (155, 13040206), (185, 10925578), (310, 6520103), (313, 6457610), (370, 5462789), (563, 3590110), (626, 3228805), (1126, 1795055), (1147, 1762190), (1565, 1291522), (2294, 881095), (2815, 718022), (3130, 645761), (5630, 359011), (5735, 352438), (9703, 208310), (11470, 176219), (11581, 174530), (17453, 115810), (19406, 104155), (20831, 97030), (23162, 87265), (34906, 57905), (41662, 48515)]