21181905648

素因数分解:

$2^4\times 3^6\times {\mathrm{1816007}}^1$

素因数の和:1816033

約数の個数: 70

約数和(自身を含む): 61531799064

約数和(自身を除く): 40349893416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 729, 972, 1296, 1458, 1944, 2916, 3888, 5832, 11664, 1816007, 3632014, 5448021, 7264028, 10896042, 14528056, 16344063, 21792084, 29056112, 32688126, 43584168, 49032189, 65376252, 87168336, 98064378, 130752504, 147096567, 196128756, 261505008, 294193134, 392257512, 441289701, 588386268, 784515024, 882579402, 1176772536, 1323869103, 1765158804, 2353545072, 2647738206, 3530317608, 5295476412, 7060635216, 10590952824, 21181905648]

約数ペア:

[(1, 21181905648), (2, 10590952824), (3, 7060635216), (4, 5295476412), (6, 3530317608), (8, 2647738206), (9, 2353545072), (12, 1765158804), (16, 1323869103), (18, 1176772536), (24, 882579402), (27, 784515024), (36, 588386268), (48, 441289701), (54, 392257512), (72, 294193134), (81, 261505008), (108, 196128756), (144, 147096567), (162, 130752504), (216, 98064378), (243, 87168336), (324, 65376252), (432, 49032189), (486, 43584168), (648, 32688126), (729, 29056112), (972, 21792084), (1296, 16344063), (1458, 14528056), (1944, 10896042), (2916, 7264028), (3888, 5448021), (5832, 3632014), (11664, 1816007)]