21321736158

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{463}}^1\times {\mathrm{509}}^1\times {\mathrm{887}}^1$

素因数の和:1881

約数の個数: 64

約数和(自身を含む): 45389445120

約数和(自身を除く): 24067708962

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 463, 509, 887, 926, 1018, 1389, 1527, 1774, 2661, 2778, 3054, 5322, 7871, 8653, 15079, 15742, 17306, 23613, 25959, 30158, 45237, 47226, 51918, 90474, 235667, 410681, 451483, 471334, 707001, 821362, 902966, 1232043, 1354449, 1414002, 2464086, 2708898, 4006339, 6981577, 7675211, 8012678, 12019017, 13963154, 15350422, 20944731, 23025633, 24038034, 41889462, 46051266, 209036629, 418073258, 627109887, 1254219774, 3553622693, 7107245386, 10660868079, 21321736158]

約数ペア:

[(1, 21321736158), (2, 10660868079), (3, 7107245386), (6, 3553622693), (17, 1254219774), (34, 627109887), (51, 418073258), (102, 209036629), (463, 46051266), (509, 41889462), (887, 24038034), (926, 23025633), (1018, 20944731), (1389, 15350422), (1527, 13963154), (1774, 12019017), (2661, 8012678), (2778, 7675211), (3054, 6981577), (5322, 4006339), (7871, 2708898), (8653, 2464086), (15079, 1414002), (15742, 1354449), (17306, 1232043), (23613, 902966), (25959, 821362), (30158, 707001), (45237, 471334), (47226, 451483), (51918, 410681), (90474, 235667)]