21828072

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3169}}^1$

素因数の和:3226

約数の個数: 64

約数和(自身を含む): 63907200

約数和(自身を除く): 42079128

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 56, 82, 84, 123, 164, 168, 246, 287, 328, 492, 574, 861, 984, 1148, 1722, 2296, 3169, 3444, 6338, 6888, 9507, 12676, 19014, 22183, 25352, 38028, 44366, 66549, 76056, 88732, 129929, 133098, 177464, 259858, 266196, 389787, 519716, 532392, 779574, 909503, 1039432, 1559148, 1819006, 2728509, 3118296, 3638012, 5457018, 7276024, 10914036, 21828072]

約数ペア:

[(1, 21828072), (2, 10914036), (3, 7276024), (4, 5457018), (6, 3638012), (7, 3118296), (8, 2728509), (12, 1819006), (14, 1559148), (21, 1039432), (24, 909503), (28, 779574), (41, 532392), (42, 519716), (56, 389787), (82, 266196), (84, 259858), (123, 177464), (164, 133098), (168, 129929), (246, 88732), (287, 76056), (328, 66549), (492, 44366), (574, 38028), (861, 25352), (984, 22183), (1148, 19014), (1722, 12676), (2296, 9507), (3169, 6888), (3444, 6338)]