21422472890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{169361}}^1$

素因数の和:169527

約数の個数: 64

約数和(自身を含む): 47800730880

約数和(自身を除く): 26378257990

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 139, 182, 278, 455, 695, 910, 973, 1390, 1807, 1946, 3614, 4865, 9035, 9730, 12649, 18070, 25298, 63245, 126490, 169361, 338722, 846805, 1185527, 1693610, 2201693, 2371054, 4403386, 5927635, 11008465, 11855270, 15411851, 22016930, 23541179, 30823702, 47082358, 77059255, 117705895, 154118510, 164788253, 235411790, 306035327, 329576506, 612070654, 823941265, 1530176635, 1647882530, 2142247289, 3060353270, 4284494578, 10711236445, 21422472890]

約数ペア:

[(1, 21422472890), (2, 10711236445), (5, 4284494578), (7, 3060353270), (10, 2142247289), (13, 1647882530), (14, 1530176635), (26, 823941265), (35, 612070654), (65, 329576506), (70, 306035327), (91, 235411790), (130, 164788253), (139, 154118510), (182, 117705895), (278, 77059255), (455, 47082358), (695, 30823702), (910, 23541179), (973, 22016930), (1390, 15411851), (1807, 11855270), (1946, 11008465), (3614, 5927635), (4865, 4403386), (9035, 2371054), (9730, 2201693), (12649, 1693610), (18070, 1185527), (25298, 846805), (63245, 338722), (126490, 169361)]