21510912

素因数分解:

$2^8\times 3^1\times {\mathrm{37}}^1\times {\mathrm{757}}^1$

素因数の和:813

約数の個数: 72

約数和(自身を含む): 58875376

約数和(自身を除く): 37364464

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 64, 74, 96, 111, 128, 148, 192, 222, 256, 296, 384, 444, 592, 757, 768, 888, 1184, 1514, 1776, 2271, 2368, 3028, 3552, 4542, 4736, 6056, 7104, 9084, 9472, 12112, 14208, 18168, 24224, 28009, 28416, 36336, 48448, 56018, 72672, 84027, 96896, 112036, 145344, 168054, 193792, 224072, 290688, 336108, 448144, 581376, 672216, 896288, 1344432, 1792576, 2688864, 3585152, 5377728, 7170304, 10755456, 21510912]

約数ペア:

[(1, 21510912), (2, 10755456), (3, 7170304), (4, 5377728), (6, 3585152), (8, 2688864), (12, 1792576), (16, 1344432), (24, 896288), (32, 672216), (37, 581376), (48, 448144), (64, 336108), (74, 290688), (96, 224072), (111, 193792), (128, 168054), (148, 145344), (192, 112036), (222, 96896), (256, 84027), (296, 72672), (384, 56018), (444, 48448), (592, 36336), (757, 28416), (768, 28009), (888, 24224), (1184, 18168), (1514, 14208), (1776, 12112), (2271, 9472), (2368, 9084), (3028, 7104), (3552, 6056), (4542, 4736)]