21070778878

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{317}}^1\times {\mathrm{60317}}^1$

素因数の和:60684

約数の個数: 32

約数和(自身を含む): 34526023200

約数和(自身を除く): 13455244322

約数列:

[1, 2, 19, 29, 38, 58, 317, 551, 634, 1102, 6023, 9193, 12046, 18386, 60317, 120634, 174667, 349334, 1146023, 1749193, 2292046, 3498386, 19120489, 33234667, 38240978, 66469334, 363289291, 554494181, 726578582, 1108988362, 10535389439, 21070778878]

約数ペア:

[(1, 21070778878), (2, 10535389439), (19, 1108988362), (29, 726578582), (38, 554494181), (58, 363289291), (317, 66469334), (551, 38240978), (634, 33234667), (1102, 19120489), (6023, 3498386), (9193, 2292046), (12046, 1749193), (18386, 1146023), (60317, 349334), (120634, 174667)]