21684736

素因数分解:

$2^9\times {\mathrm{41}}^1\times {\mathrm{1033}}^1$

素因数の和:1092

約数の個数: 40

約数和(自身を含む): 44426844

約数和(自身を除く): 22742108

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 256, 328, 512, 656, 1033, 1312, 2066, 2624, 4132, 5248, 8264, 10496, 16528, 20992, 33056, 42353, 66112, 84706, 132224, 169412, 264448, 338824, 528896, 677648, 1355296, 2710592, 5421184, 10842368, 21684736]

約数ペア:

[(1, 21684736), (2, 10842368), (4, 5421184), (8, 2710592), (16, 1355296), (32, 677648), (41, 528896), (64, 338824), (82, 264448), (128, 169412), (164, 132224), (256, 84706), (328, 66112), (512, 42353), (656, 33056), (1033, 20992), (1312, 16528), (2066, 10496), (2624, 8264), (4132, 5248)]