21293088

素因数分解:

$2^5\times 3^1\times {\mathrm{137}}^1\times {\mathrm{1619}}^1$

素因数の和:1769

約数の個数: 48

約数和(自身を含む): 56337120

約数和(自身を除く): 35044032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 137, 274, 411, 548, 822, 1096, 1619, 1644, 2192, 3238, 3288, 4384, 4857, 6476, 6576, 9714, 12952, 13152, 19428, 25904, 38856, 51808, 77712, 155424, 221803, 443606, 665409, 887212, 1330818, 1774424, 2661636, 3548848, 5323272, 7097696, 10646544, 21293088]

約数ペア:

[(1, 21293088), (2, 10646544), (3, 7097696), (4, 5323272), (6, 3548848), (8, 2661636), (12, 1774424), (16, 1330818), (24, 887212), (32, 665409), (48, 443606), (96, 221803), (137, 155424), (274, 77712), (411, 51808), (548, 38856), (822, 25904), (1096, 19428), (1619, 13152), (1644, 12952), (2192, 9714), (3238, 6576), (3288, 6476), (4384, 4857)]