21106988688

素因数分解:

$2^4\times 3^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{91249}}^1$

素因数の和:91400

約数の個数: 80

約数和(自身を含む): 56122400000

約数和(自身を除く): 35015411312

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 61, 79, 122, 158, 183, 237, 244, 316, 366, 474, 488, 632, 732, 948, 976, 1264, 1464, 1896, 2928, 3792, 4819, 9638, 14457, 19276, 28914, 38552, 57828, 77104, 91249, 115656, 182498, 231312, 273747, 364996, 547494, 729992, 1094988, 1459984, 2189976, 4379952, 5566189, 7208671, 11132378, 14417342, 16698567, 21626013, 22264756, 28834684, 33397134, 43252026, 44529512, 57669368, 66794268, 86504052, 89059024, 115338736, 133588536, 173008104, 267177072, 346016208, 439728931, 879457862, 1319186793, 1758915724, 2638373586, 3517831448, 5276747172, 7035662896, 10553494344, 21106988688]

約数ペア:

[(1, 21106988688), (2, 10553494344), (3, 7035662896), (4, 5276747172), (6, 3517831448), (8, 2638373586), (12, 1758915724), (16, 1319186793), (24, 879457862), (48, 439728931), (61, 346016208), (79, 267177072), (122, 173008104), (158, 133588536), (183, 115338736), (237, 89059024), (244, 86504052), (316, 66794268), (366, 57669368), (474, 44529512), (488, 43252026), (632, 33397134), (732, 28834684), (948, 22264756), (976, 21626013), (1264, 16698567), (1464, 14417342), (1896, 11132378), (2928, 7208671), (3792, 5566189), (4819, 4379952), (9638, 2189976), (14457, 1459984), (19276, 1094988), (28914, 729992), (38552, 547494), (57828, 364996), (77104, 273747), (91249, 231312), (115656, 182498)]