21973158

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1367}}^1$

素因数の和:1441

約数の個数: 48

約数和(自身を含む): 51217920

約数和(自身を除く): 29244762

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 47, 57, 94, 114, 141, 171, 282, 342, 423, 846, 893, 1367, 1786, 2679, 2734, 4101, 5358, 8037, 8202, 12303, 16074, 24606, 25973, 51946, 64249, 77919, 128498, 155838, 192747, 233757, 385494, 467514, 578241, 1156482, 1220731, 2441462, 3662193, 7324386, 10986579, 21973158]

約数ペア:

[(1, 21973158), (2, 10986579), (3, 7324386), (6, 3662193), (9, 2441462), (18, 1220731), (19, 1156482), (38, 578241), (47, 467514), (57, 385494), (94, 233757), (114, 192747), (141, 155838), (171, 128498), (282, 77919), (342, 64249), (423, 51946), (846, 25973), (893, 24606), (1367, 16074), (1786, 12303), (2679, 8202), (2734, 8037), (4101, 5358)]