21908736

素因数分解:

$2^8\times 3^2\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:316

約数の個数: 108

約数和(自身を含む): 65127972

約数和(自身を除く): 43219236

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 64, 72, 74, 96, 111, 128, 144, 148, 192, 222, 256, 257, 288, 296, 333, 384, 444, 514, 576, 592, 666, 768, 771, 888, 1028, 1152, 1184, 1332, 1542, 1776, 2056, 2304, 2313, 2368, 2664, 3084, 3552, 4112, 4626, 4736, 5328, 6168, 7104, 8224, 9252, 9472, 9509, 10656, 12336, 14208, 16448, 18504, 19018, 21312, 24672, 28416, 28527, 32896, 37008, 38036, 42624, 49344, 57054, 65792, 74016, 76072, 85248, 85581, 98688, 114108, 148032, 152144, 171162, 197376, 228216, 296064, 304288, 342324, 456432, 592128, 608576, 684648, 912864, 1217152, 1369296, 1825728, 2434304, 2738592, 3651456, 5477184, 7302912, 10954368, 21908736]

約数ペア:

[(1, 21908736), (2, 10954368), (3, 7302912), (4, 5477184), (6, 3651456), (8, 2738592), (9, 2434304), (12, 1825728), (16, 1369296), (18, 1217152), (24, 912864), (32, 684648), (36, 608576), (37, 592128), (48, 456432), (64, 342324), (72, 304288), (74, 296064), (96, 228216), (111, 197376), (128, 171162), (144, 152144), (148, 148032), (192, 114108), (222, 98688), (256, 85581), (257, 85248), (288, 76072), (296, 74016), (333, 65792), (384, 57054), (444, 49344), (514, 42624), (576, 38036), (592, 37008), (666, 32896), (768, 28527), (771, 28416), (888, 24672), (1028, 21312), (1152, 19018), (1184, 18504), (1332, 16448), (1542, 14208), (1776, 12336), (2056, 10656), (2304, 9509), (2313, 9472), (2368, 9252), (2664, 8224), (3084, 7104), (3552, 6168), (4112, 5328), (4626, 4736)]