21863744

素因数分解:

$2^6\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1319}}^1$

素因数の和:1375

約数の個数: 56

約数和(自身を含む): 50962560

約数和(自身を除く): 29098816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 64, 74, 112, 148, 224, 259, 296, 448, 518, 592, 1036, 1184, 1319, 2072, 2368, 2638, 4144, 5276, 8288, 9233, 10552, 16576, 18466, 21104, 36932, 42208, 48803, 73864, 84416, 97606, 147728, 195212, 295456, 341621, 390424, 590912, 683242, 780848, 1366484, 1561696, 2732968, 3123392, 5465936, 10931872, 21863744]

約数ペア:

[(1, 21863744), (2, 10931872), (4, 5465936), (7, 3123392), (8, 2732968), (14, 1561696), (16, 1366484), (28, 780848), (32, 683242), (37, 590912), (56, 390424), (64, 341621), (74, 295456), (112, 195212), (148, 147728), (224, 97606), (259, 84416), (296, 73864), (448, 48803), (518, 42208), (592, 36932), (1036, 21104), (1184, 18466), (1319, 16576), (2072, 10552), (2368, 9233), (2638, 8288), (4144, 5276)]