21293616

素因数分解:

$2^4\times 3^1\times {\mathrm{547}}^1\times {\mathrm{811}}^1$

素因数の和:1369

約数の個数: 40

約数和(自身を含む): 55177024

約数和(自身を除く): 33883408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 547, 811, 1094, 1622, 1641, 2188, 2433, 3244, 3282, 4376, 4866, 6488, 6564, 8752, 9732, 12976, 13128, 19464, 26256, 38928, 443617, 887234, 1330851, 1774468, 2661702, 3548936, 5323404, 7097872, 10646808, 21293616]

約数ペア:

[(1, 21293616), (2, 10646808), (3, 7097872), (4, 5323404), (6, 3548936), (8, 2661702), (12, 1774468), (16, 1330851), (24, 887234), (48, 443617), (547, 38928), (811, 26256), (1094, 19464), (1622, 13128), (1641, 12976), (2188, 9732), (2433, 8752), (3244, 6564), (3282, 6488), (4376, 4866)]