21709721904

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2801}}^1\times {\mathrm{12421}}^1$

素因数の和:15246

約数の個数: 80

約数和(自身を含む): 60423986784

約数和(自身を除く): 38714264880

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 2801, 5602, 8403, 11204, 12421, 16806, 22408, 24842, 33612, 36413, 37263, 44816, 49684, 67224, 72826, 74526, 99368, 109239, 134448, 145652, 149052, 161473, 198736, 218478, 291304, 298104, 322946, 436956, 484419, 582608, 596208, 645892, 873912, 968838, 1291784, 1747824, 1937676, 2583568, 3875352, 7750704, 34791221, 69582442, 104373663, 139164884, 208747326, 278329768, 417494652, 452285873, 556659536, 834989304, 904571746, 1356857619, 1669978608, 1809143492, 2713715238, 3618286984, 5427430476, 7236573968, 10854860952, 21709721904]

約数ペア:

[(1, 21709721904), (2, 10854860952), (3, 7236573968), (4, 5427430476), (6, 3618286984), (8, 2713715238), (12, 1809143492), (13, 1669978608), (16, 1356857619), (24, 904571746), (26, 834989304), (39, 556659536), (48, 452285873), (52, 417494652), (78, 278329768), (104, 208747326), (156, 139164884), (208, 104373663), (312, 69582442), (624, 34791221), (2801, 7750704), (5602, 3875352), (8403, 2583568), (11204, 1937676), (12421, 1747824), (16806, 1291784), (22408, 968838), (24842, 873912), (33612, 645892), (36413, 596208), (37263, 582608), (44816, 484419), (49684, 436956), (67224, 322946), (72826, 298104), (74526, 291304), (99368, 218478), (109239, 198736), (134448, 161473), (145652, 149052)]