21957084

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{683}}^1$

素因数の和:759

約数の個数: 72

約数和(自身を含む): 59754240

約数和(自身を除く): 37797156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 47, 57, 76, 94, 114, 141, 171, 188, 228, 282, 342, 423, 564, 683, 684, 846, 893, 1366, 1692, 1786, 2049, 2679, 2732, 3572, 4098, 5358, 6147, 8037, 8196, 10716, 12294, 12977, 16074, 24588, 25954, 32101, 32148, 38931, 51908, 64202, 77862, 96303, 116793, 128404, 155724, 192606, 233586, 288909, 385212, 467172, 577818, 609919, 1155636, 1219838, 1829757, 2439676, 3659514, 5489271, 7319028, 10978542, 21957084]

約数ペア:

[(1, 21957084), (2, 10978542), (3, 7319028), (4, 5489271), (6, 3659514), (9, 2439676), (12, 1829757), (18, 1219838), (19, 1155636), (36, 609919), (38, 577818), (47, 467172), (57, 385212), (76, 288909), (94, 233586), (114, 192606), (141, 155724), (171, 128404), (188, 116793), (228, 96303), (282, 77862), (342, 64202), (423, 51908), (564, 38931), (683, 32148), (684, 32101), (846, 25954), (893, 24588), (1366, 16074), (1692, 12977), (1786, 12294), (2049, 10716), (2679, 8196), (2732, 8037), (3572, 6147), (4098, 5358)]