21250368

素因数分解:

$2^6\times 3^2\times {\mathrm{79}}^1\times {\mathrm{467}}^1$

素因数の和:564

約数の個数: 84

約数和(自身を含む): 61813440

約数和(自身を除く): 40563072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 79, 96, 144, 158, 192, 237, 288, 316, 467, 474, 576, 632, 711, 934, 948, 1264, 1401, 1422, 1868, 1896, 2528, 2802, 2844, 3736, 3792, 4203, 5056, 5604, 5688, 7472, 7584, 8406, 11208, 11376, 14944, 15168, 16812, 22416, 22752, 29888, 33624, 36893, 44832, 45504, 67248, 73786, 89664, 110679, 134496, 147572, 221358, 268992, 295144, 332037, 442716, 590288, 664074, 885432, 1180576, 1328148, 1770864, 2361152, 2656296, 3541728, 5312592, 7083456, 10625184, 21250368]

約数ペア:

[(1, 21250368), (2, 10625184), (3, 7083456), (4, 5312592), (6, 3541728), (8, 2656296), (9, 2361152), (12, 1770864), (16, 1328148), (18, 1180576), (24, 885432), (32, 664074), (36, 590288), (48, 442716), (64, 332037), (72, 295144), (79, 268992), (96, 221358), (144, 147572), (158, 134496), (192, 110679), (237, 89664), (288, 73786), (316, 67248), (467, 45504), (474, 44832), (576, 36893), (632, 33624), (711, 29888), (934, 22752), (948, 22416), (1264, 16812), (1401, 15168), (1422, 14944), (1868, 11376), (1896, 11208), (2528, 8406), (2802, 7584), (2844, 7472), (3736, 5688), (3792, 5604), (4203, 5056)]