21556569472

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{112199}}^1$

素因数の和:112311

約数の個数: 64

約数和(自身を含む): 45777600000

約数和(自身を除く): 24221030528

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 79, 128, 152, 158, 304, 316, 608, 632, 1216, 1264, 1501, 2432, 2528, 3002, 5056, 6004, 10112, 12008, 24016, 48032, 96064, 112199, 192128, 224398, 448796, 897592, 1795184, 2131781, 3590368, 4263562, 7180736, 8527124, 8863721, 14361472, 17054248, 17727442, 34108496, 35454884, 68216992, 70909768, 136433984, 141819536, 168410699, 272867968, 283639072, 336821398, 567278144, 673642796, 1134556288, 1347285592, 2694571184, 5389142368, 10778284736, 21556569472]

約数ペア:

[(1, 21556569472), (2, 10778284736), (4, 5389142368), (8, 2694571184), (16, 1347285592), (19, 1134556288), (32, 673642796), (38, 567278144), (64, 336821398), (76, 283639072), (79, 272867968), (128, 168410699), (152, 141819536), (158, 136433984), (304, 70909768), (316, 68216992), (608, 35454884), (632, 34108496), (1216, 17727442), (1264, 17054248), (1501, 14361472), (2432, 8863721), (2528, 8527124), (3002, 7180736), (5056, 4263562), (6004, 3590368), (10112, 2131781), (12008, 1795184), (24016, 897592), (48032, 448796), (96064, 224398), (112199, 192128)]