21304828068

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{1229}}^1\times {\mathrm{39043}}^1$

素因数の和:40316

約数の個数: 48

約数和(自身を含む): 51097663680

約数和(自身を除く): 29792835612

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444, 1229, 2458, 3687, 4916, 7374, 14748, 39043, 45473, 78086, 90946, 117129, 136419, 156172, 181892, 234258, 272838, 468516, 545676, 1444591, 2889182, 4333773, 5778364, 8667546, 17335092, 47983847, 95967694, 143951541, 191935388, 287903082, 575806164, 1775402339, 3550804678, 5326207017, 7101609356, 10652414034, 21304828068]

約数ペア:

[(1, 21304828068), (2, 10652414034), (3, 7101609356), (4, 5326207017), (6, 3550804678), (12, 1775402339), (37, 575806164), (74, 287903082), (111, 191935388), (148, 143951541), (222, 95967694), (444, 47983847), (1229, 17335092), (2458, 8667546), (3687, 5778364), (4916, 4333773), (7374, 2889182), (14748, 1444591), (39043, 545676), (45473, 468516), (78086, 272838), (90946, 234258), (117129, 181892), (136419, 156172)]