21457098

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1951}}^1$

素因数の和:2019

約数の個数: 48

約数和(自身を含む): 51158016

約数和(自身を除く): 29700918

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 47, 78, 94, 117, 141, 234, 282, 423, 611, 846, 1222, 1833, 1951, 3666, 3902, 5499, 5853, 10998, 11706, 17559, 25363, 35118, 50726, 76089, 91697, 152178, 183394, 228267, 275091, 456534, 550182, 825273, 1192061, 1650546, 2384122, 3576183, 7152366, 10728549, 21457098]

約数ペア:

[(1, 21457098), (2, 10728549), (3, 7152366), (6, 3576183), (9, 2384122), (13, 1650546), (18, 1192061), (26, 825273), (39, 550182), (47, 456534), (78, 275091), (94, 228267), (117, 183394), (141, 152178), (234, 91697), (282, 76089), (423, 50726), (611, 35118), (846, 25363), (1222, 17559), (1833, 11706), (1951, 10998), (3666, 5853), (3902, 5499)]