21940672

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{26371}}^1$

素因数の和:26396

約数の個数: 28

約数和(自身を含む): 46889416

約数和(自身を除く): 24948744

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 26371, 52742, 105484, 210968, 342823, 421936, 685646, 843872, 1371292, 1687744, 2742584, 5485168, 10970336, 21940672]

約数ペア:

[(1, 21940672), (2, 10970336), (4, 5485168), (8, 2742584), (13, 1687744), (16, 1371292), (26, 843872), (32, 685646), (52, 421936), (64, 342823), (104, 210968), (208, 105484), (416, 52742), (832, 26371)]