21436350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{10993}}^1$

素因数の和:11021

約数の個数: 48

約数和(自身を含む): 57256752

約数和(自身を除く): 35820402

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 10993, 21986, 32979, 54965, 65958, 109930, 142909, 164895, 274825, 285818, 329790, 428727, 549650, 714545, 824475, 857454, 1429090, 1648950, 2143635, 3572725, 4287270, 7145450, 10718175, 21436350]

約数ペア:

[(1, 21436350), (2, 10718175), (3, 7145450), (5, 4287270), (6, 3572725), (10, 2143635), (13, 1648950), (15, 1429090), (25, 857454), (26, 824475), (30, 714545), (39, 549650), (50, 428727), (65, 329790), (75, 285818), (78, 274825), (130, 164895), (150, 142909), (195, 109930), (325, 65958), (390, 54965), (650, 32979), (975, 21986), (1950, 10993)]