21602685

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{797}}^1$

素因数の和:957

約数の個数: 32

約数和(自身を含む): 37537920

約数和(自身を除く): 15935235

約数列:

[1, 3, 5, 13, 15, 39, 65, 139, 195, 417, 695, 797, 1807, 2085, 2391, 3985, 5421, 9035, 10361, 11955, 27105, 31083, 51805, 110783, 155415, 332349, 553915, 1440179, 1661745, 4320537, 7200895, 21602685]

約数ペア:

[(1, 21602685), (3, 7200895), (5, 4320537), (13, 1661745), (15, 1440179), (39, 553915), (65, 332349), (139, 155415), (195, 110783), (417, 51805), (695, 31083), (797, 27105), (1807, 11955), (2085, 10361), (2391, 9035), (3985, 5421)]