21775486544

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{839}}^1\times {\mathrm{2389}}^1$

素因数の和:3340

約数の個数: 80

約数和(自身を含む): 48792710400

約数和(自身を除く): 27017223856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 194, 388, 679, 776, 839, 1358, 1552, 1678, 2389, 2716, 3356, 4778, 5432, 5873, 6712, 9556, 10864, 11746, 13424, 16723, 19112, 23492, 33446, 38224, 46984, 66892, 81383, 93968, 133784, 162766, 231733, 267568, 325532, 463466, 569681, 651064, 926932, 1139362, 1302128, 1622131, 1853864, 2004371, 2278724, 3244262, 3707728, 4008742, 4557448, 6488524, 8017484, 9114896, 12977048, 14030597, 16034968, 25954096, 28061194, 32069936, 56122388, 112244776, 194423987, 224489552, 388847974, 777695948, 1360967909, 1555391896, 2721935818, 3110783792, 5443871636, 10887743272, 21775486544]

約数ペア:

[(1, 21775486544), (2, 10887743272), (4, 5443871636), (7, 3110783792), (8, 2721935818), (14, 1555391896), (16, 1360967909), (28, 777695948), (56, 388847974), (97, 224489552), (112, 194423987), (194, 112244776), (388, 56122388), (679, 32069936), (776, 28061194), (839, 25954096), (1358, 16034968), (1552, 14030597), (1678, 12977048), (2389, 9114896), (2716, 8017484), (3356, 6488524), (4778, 4557448), (5432, 4008742), (5873, 3707728), (6712, 3244262), (9556, 2278724), (10864, 2004371), (11746, 1853864), (13424, 1622131), (16723, 1302128), (19112, 1139362), (23492, 926932), (33446, 651064), (38224, 569681), (46984, 463466), (66892, 325532), (81383, 267568), (93968, 231733), (133784, 162766)]