21000589350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{229139}}^1$

素因数の和:229214

約数の個数: 96

約数和(自身を含む): 57281333760

約数和(自身を除く): 36280744410

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 47, 50, 65, 75, 78, 94, 130, 141, 150, 195, 235, 282, 325, 390, 470, 611, 650, 705, 975, 1175, 1222, 1410, 1833, 1950, 2350, 3055, 3525, 3666, 6110, 7050, 9165, 15275, 18330, 30550, 45825, 91650, 229139, 458278, 687417, 1145695, 1374834, 2291390, 2978807, 3437085, 5728475, 5957614, 6874170, 8936421, 10769533, 11456950, 14894035, 17185425, 17872842, 21539066, 29788070, 32308599, 34370850, 44682105, 53847665, 64617198, 74470175, 89364210, 107695330, 140003929, 148940350, 161542995, 223410525, 269238325, 280007858, 323085990, 420011787, 446821050, 538476650, 700019645, 807714975, 840023574, 1400039290, 1615429950, 2100058935, 3500098225, 4200117870, 7000196450, 10500294675, 21000589350]

約数ペア:

[(1, 21000589350), (2, 10500294675), (3, 7000196450), (5, 4200117870), (6, 3500098225), (10, 2100058935), (13, 1615429950), (15, 1400039290), (25, 840023574), (26, 807714975), (30, 700019645), (39, 538476650), (47, 446821050), (50, 420011787), (65, 323085990), (75, 280007858), (78, 269238325), (94, 223410525), (130, 161542995), (141, 148940350), (150, 140003929), (195, 107695330), (235, 89364210), (282, 74470175), (325, 64617198), (390, 53847665), (470, 44682105), (611, 34370850), (650, 32308599), (705, 29788070), (975, 21539066), (1175, 17872842), (1222, 17185425), (1410, 14894035), (1833, 11456950), (1950, 10769533), (2350, 8936421), (3055, 6874170), (3525, 5957614), (3666, 5728475), (6110, 3437085), (7050, 2978807), (9165, 2291390), (15275, 1374834), (18330, 1145695), (30550, 687417), (45825, 458278), (91650, 229139)]