21096688304

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{5147}}^1$

素因数の和:5410

約数の個数: 80

約数和(自身を含む): 43790947200

約数和(自身を除く): 22694258896

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 97, 139, 152, 194, 278, 304, 388, 556, 776, 1112, 1552, 1843, 2224, 2641, 3686, 5147, 5282, 7372, 10294, 10564, 13483, 14744, 20588, 21128, 26966, 29488, 41176, 42256, 53932, 82352, 97793, 107864, 195586, 215728, 256177, 391172, 499259, 512354, 715433, 782344, 998518, 1024708, 1430866, 1564688, 1997036, 2049416, 2861732, 3994072, 4098832, 5723464, 7988144, 9485921, 11446928, 13593227, 18971842, 27186454, 37943684, 54372908, 69397001, 75887368, 108745816, 138794002, 151774736, 217491632, 277588004, 555176008, 1110352016, 1318543019, 2637086038, 5274172076, 10548344152, 21096688304]

約数ペア:

[(1, 21096688304), (2, 10548344152), (4, 5274172076), (8, 2637086038), (16, 1318543019), (19, 1110352016), (38, 555176008), (76, 277588004), (97, 217491632), (139, 151774736), (152, 138794002), (194, 108745816), (278, 75887368), (304, 69397001), (388, 54372908), (556, 37943684), (776, 27186454), (1112, 18971842), (1552, 13593227), (1843, 11446928), (2224, 9485921), (2641, 7988144), (3686, 5723464), (5147, 4098832), (5282, 3994072), (7372, 2861732), (10294, 2049416), (10564, 1997036), (13483, 1564688), (14744, 1430866), (20588, 1024708), (21128, 998518), (26966, 782344), (29488, 715433), (41176, 512354), (42256, 499259), (53932, 391172), (82352, 256177), (97793, 215728), (107864, 195586)]