21010132

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1597}}^1$

素因数の和:1648

約数の個数: 48

約数和(自身を含む): 45101952

約数和(自身を除く): 24091820

約数列:

[1, 2, 4, 11, 13, 22, 23, 26, 44, 46, 52, 92, 143, 253, 286, 299, 506, 572, 598, 1012, 1196, 1597, 3194, 3289, 6388, 6578, 13156, 17567, 20761, 35134, 36731, 41522, 70268, 73462, 83044, 146924, 228371, 404041, 456742, 477503, 808082, 913484, 955006, 1616164, 1910012, 5252533, 10505066, 21010132]

約数ペア:

[(1, 21010132), (2, 10505066), (4, 5252533), (11, 1910012), (13, 1616164), (22, 955006), (23, 913484), (26, 808082), (44, 477503), (46, 456742), (52, 404041), (92, 228371), (143, 146924), (253, 83044), (286, 73462), (299, 70268), (506, 41522), (572, 36731), (598, 35134), (1012, 20761), (1196, 17567), (1597, 13156), (3194, 6578), (3289, 6388)]