21607952

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{4673}}^1$

素因数の和:4715

約数の個数: 30

約数和(自身を含む): 44482458

約数和(自身を除く): 22874506

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 289, 578, 1156, 2312, 4624, 4673, 9346, 18692, 37384, 74768, 79441, 158882, 317764, 635528, 1271056, 1350497, 2700994, 5401988, 10803976, 21607952]

約数ペア:

[(1, 21607952), (2, 10803976), (4, 5401988), (8, 2700994), (16, 1350497), (17, 1271056), (34, 635528), (68, 317764), (136, 158882), (272, 79441), (289, 74768), (578, 37384), (1156, 18692), (2312, 9346), (4624, 4673)]