21385188

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{383}}^1$

素因数の和:454

約数の個数: 96

約数和(自身を含む): 61931520

約数和(自身を除く): 40546332

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 47, 54, 66, 94, 99, 108, 132, 141, 188, 198, 282, 297, 383, 396, 423, 517, 564, 594, 766, 846, 1034, 1149, 1188, 1269, 1532, 1551, 1692, 2068, 2298, 2538, 3102, 3447, 4213, 4596, 4653, 5076, 6204, 6894, 8426, 9306, 10341, 12639, 13788, 13959, 16852, 18001, 18612, 20682, 25278, 27918, 36002, 37917, 41364, 50556, 54003, 55836, 72004, 75834, 108006, 113751, 151668, 162009, 198011, 216012, 227502, 324018, 396022, 455004, 486027, 594033, 648036, 792044, 972054, 1188066, 1782099, 1944108, 2376132, 3564198, 5346297, 7128396, 10692594, 21385188]

約数ペア:

[(1, 21385188), (2, 10692594), (3, 7128396), (4, 5346297), (6, 3564198), (9, 2376132), (11, 1944108), (12, 1782099), (18, 1188066), (22, 972054), (27, 792044), (33, 648036), (36, 594033), (44, 486027), (47, 455004), (54, 396022), (66, 324018), (94, 227502), (99, 216012), (108, 198011), (132, 162009), (141, 151668), (188, 113751), (198, 108006), (282, 75834), (297, 72004), (383, 55836), (396, 54003), (423, 50556), (517, 41364), (564, 37917), (594, 36002), (766, 27918), (846, 25278), (1034, 20682), (1149, 18612), (1188, 18001), (1269, 16852), (1532, 13959), (1551, 13788), (1692, 12639), (2068, 10341), (2298, 9306), (2538, 8426), (3102, 6894), (3447, 6204), (4213, 5076), (4596, 4653)]