21363900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:164

約数の個数: 144

約数和(自身を含む): 67495680

約数和(自身を除く): 46131780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 59, 60, 68, 71, 75, 85, 100, 102, 118, 142, 150, 170, 177, 204, 213, 236, 255, 284, 295, 300, 340, 354, 355, 425, 426, 510, 590, 708, 710, 850, 852, 885, 1003, 1020, 1065, 1180, 1207, 1275, 1420, 1475, 1700, 1770, 1775, 2006, 2130, 2414, 2550, 2950, 3009, 3540, 3550, 3621, 4012, 4189, 4260, 4425, 4828, 5015, 5100, 5325, 5900, 6018, 6035, 7100, 7242, 8378, 8850, 10030, 10650, 12036, 12070, 12567, 14484, 15045, 16756, 17700, 18105, 20060, 20945, 21300, 24140, 25075, 25134, 30090, 30175, 36210, 41890, 50150, 50268, 60180, 60350, 62835, 71213, 72420, 75225, 83780, 90525, 100300, 104725, 120700, 125670, 142426, 150450, 181050, 209450, 213639, 251340, 284852, 300900, 314175, 356065, 362100, 418900, 427278, 628350, 712130, 854556, 1068195, 1256700, 1424260, 1780325, 2136390, 3560650, 4272780, 5340975, 7121300, 10681950, 21363900]

約数ペア:

[(1, 21363900), (2, 10681950), (3, 7121300), (4, 5340975), (5, 4272780), (6, 3560650), (10, 2136390), (12, 1780325), (15, 1424260), (17, 1256700), (20, 1068195), (25, 854556), (30, 712130), (34, 628350), (50, 427278), (51, 418900), (59, 362100), (60, 356065), (68, 314175), (71, 300900), (75, 284852), (85, 251340), (100, 213639), (102, 209450), (118, 181050), (142, 150450), (150, 142426), (170, 125670), (177, 120700), (204, 104725), (213, 100300), (236, 90525), (255, 83780), (284, 75225), (295, 72420), (300, 71213), (340, 62835), (354, 60350), (355, 60180), (425, 50268), (426, 50150), (510, 41890), (590, 36210), (708, 30175), (710, 30090), (850, 25134), (852, 25075), (885, 24140), (1003, 21300), (1020, 20945), (1065, 20060), (1180, 18105), (1207, 17700), (1275, 16756), (1420, 15045), (1475, 14484), (1700, 12567), (1770, 12070), (1775, 12036), (2006, 10650), (2130, 10030), (2414, 8850), (2550, 8378), (2950, 7242), (3009, 7100), (3540, 6035), (3550, 6018), (3621, 5900), (4012, 5325), (4189, 5100), (4260, 5015), (4425, 4828)]