21693568

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{13037}}^1$

素因数の和:13064

約数の個数: 32

約数和(自身を含む): 46545660

約数和(自身を除く): 24852092

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 13037, 26074, 52148, 104296, 169481, 208592, 338962, 417184, 677924, 834368, 1355848, 1668736, 2711696, 5423392, 10846784, 21693568]

約数ペア:

[(1, 21693568), (2, 10846784), (4, 5423392), (8, 2711696), (13, 1668736), (16, 1355848), (26, 834368), (32, 677924), (52, 417184), (64, 338962), (104, 208592), (128, 169481), (208, 104296), (416, 52148), (832, 26074), (1664, 13037)]