21012336

素因数分解:

$2^4\times 3^2\times {\mathrm{41}}^1\times {\mathrm{3559}}^1$

素因数の和:3614

約数の個数: 60

約数和(自身を含む): 60256560

約数和(自身を除く): 39244224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 41, 48, 72, 82, 123, 144, 164, 246, 328, 369, 492, 656, 738, 984, 1476, 1968, 2952, 3559, 5904, 7118, 10677, 14236, 21354, 28472, 32031, 42708, 56944, 64062, 85416, 128124, 145919, 170832, 256248, 291838, 437757, 512496, 583676, 875514, 1167352, 1313271, 1751028, 2334704, 2626542, 3502056, 5253084, 7004112, 10506168, 21012336]

約数ペア:

[(1, 21012336), (2, 10506168), (3, 7004112), (4, 5253084), (6, 3502056), (8, 2626542), (9, 2334704), (12, 1751028), (16, 1313271), (18, 1167352), (24, 875514), (36, 583676), (41, 512496), (48, 437757), (72, 291838), (82, 256248), (123, 170832), (144, 145919), (164, 128124), (246, 85416), (328, 64062), (369, 56944), (492, 42708), (656, 32031), (738, 28472), (984, 21354), (1476, 14236), (1968, 10677), (2952, 7118), (3559, 5904)]