21092942

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:524

約数の個数: 32

約数和(自身を含む): 35731584

約数和(自身を除く): 14638642

約数列:

[1, 2, 13, 26, 41, 47, 82, 94, 421, 533, 611, 842, 1066, 1222, 1927, 3854, 5473, 10946, 17261, 19787, 25051, 34522, 39574, 50102, 224393, 257231, 448786, 514462, 811267, 1622534, 10546471, 21092942]

約数ペア:

[(1, 21092942), (2, 10546471), (13, 1622534), (26, 811267), (41, 514462), (47, 448786), (82, 257231), (94, 224393), (421, 50102), (533, 39574), (611, 34522), (842, 25051), (1066, 19787), (1222, 17261), (1927, 10946), (3854, 5473)]