21750592

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:639

約数の個数: 56

約数和(自身を含む): 46979840

約数和(自身を除く): 25229248

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 152, 248, 304, 496, 577, 589, 608, 992, 1154, 1178, 1216, 1984, 2308, 2356, 4616, 4712, 9232, 9424, 10963, 17887, 18464, 18848, 21926, 35774, 36928, 37696, 43852, 71548, 87704, 143096, 175408, 286192, 339853, 350816, 572384, 679706, 701632, 1144768, 1359412, 2718824, 5437648, 10875296, 21750592]

約数ペア:

[(1, 21750592), (2, 10875296), (4, 5437648), (8, 2718824), (16, 1359412), (19, 1144768), (31, 701632), (32, 679706), (38, 572384), (62, 350816), (64, 339853), (76, 286192), (124, 175408), (152, 143096), (248, 87704), (304, 71548), (496, 43852), (577, 37696), (589, 36928), (608, 35774), (992, 21926), (1154, 18848), (1178, 18464), (1216, 17887), (1984, 10963), (2308, 9424), (2356, 9232), (4616, 4712)]