21630602280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{25750717}}^1$

素因数の和:25750738

約数の個数: 64

約数和(自身を含む): 74162067840

約数和(自身を除く): 52531465560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 25750717, 51501434, 77252151, 103002868, 128753585, 154504302, 180255019, 206005736, 257507170, 309008604, 360510038, 386260755, 515014340, 540765057, 618017208, 721020076, 772521510, 901275095, 1030028680, 1081530114, 1442040152, 1545043020, 1802550190, 2163060228, 2703825285, 3090086040, 3605100380, 4326120456, 5407650570, 7210200760, 10815301140, 21630602280]

約数ペア:

[(1, 21630602280), (2, 10815301140), (3, 7210200760), (4, 5407650570), (5, 4326120456), (6, 3605100380), (7, 3090086040), (8, 2703825285), (10, 2163060228), (12, 1802550190), (14, 1545043020), (15, 1442040152), (20, 1081530114), (21, 1030028680), (24, 901275095), (28, 772521510), (30, 721020076), (35, 618017208), (40, 540765057), (42, 515014340), (56, 386260755), (60, 360510038), (70, 309008604), (84, 257507170), (105, 206005736), (120, 180255019), (140, 154504302), (168, 128753585), (210, 103002868), (280, 77252151), (420, 51501434), (840, 25750717)]