21348797730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4289}}^1\times {\mathrm{12763}}^1$

素因数の和:17075

約数の個数: 64

約数和(自身を含む): 55195620480

約数和(自身を除く): 33846822750

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 4289, 8578, 12763, 12867, 21445, 25526, 25734, 38289, 42890, 55757, 63815, 64335, 76578, 111514, 127630, 128670, 165919, 167271, 191445, 278785, 331838, 334542, 382890, 497757, 557570, 829595, 836355, 995514, 1659190, 1672710, 2488785, 4977570, 54740507, 109481014, 164221521, 273702535, 328443042, 547405070, 711626591, 821107605, 1423253182, 1642215210, 2134879773, 3558132955, 4269759546, 7116265910, 10674398865, 21348797730]

約数ペア:

[(1, 21348797730), (2, 10674398865), (3, 7116265910), (5, 4269759546), (6, 3558132955), (10, 2134879773), (13, 1642215210), (15, 1423253182), (26, 821107605), (30, 711626591), (39, 547405070), (65, 328443042), (78, 273702535), (130, 164221521), (195, 109481014), (390, 54740507), (4289, 4977570), (8578, 2488785), (12763, 1672710), (12867, 1659190), (21445, 995514), (25526, 836355), (25734, 829595), (38289, 557570), (42890, 497757), (55757, 382890), (63815, 334542), (64335, 331838), (76578, 278785), (111514, 191445), (127630, 167271), (128670, 165919)]