21919384320

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{5708173}}^1$

素因数の和:5708197

約数の個数: 72

約数和(自身を含む): 70005045936

約数和(自身を除く): 48085661616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 5708173, 11416346, 17124519, 22832692, 28540865, 34249038, 45665384, 57081730, 68498076, 85622595, 91330768, 114163460, 136996152, 171245190, 182661536, 228326920, 273992304, 342490380, 365323072, 456653840, 547984608, 684980760, 730646144, 913307680, 1095969216, 1369961520, 1461292288, 1826615360, 2191938432, 2739923040, 3653230720, 4383876864, 5479846080, 7306461440, 10959692160, 21919384320]

約数ペア:

[(1, 21919384320), (2, 10959692160), (3, 7306461440), (4, 5479846080), (5, 4383876864), (6, 3653230720), (8, 2739923040), (10, 2191938432), (12, 1826615360), (15, 1461292288), (16, 1369961520), (20, 1095969216), (24, 913307680), (30, 730646144), (32, 684980760), (40, 547984608), (48, 456653840), (60, 365323072), (64, 342490380), (80, 273992304), (96, 228326920), (120, 182661536), (128, 171245190), (160, 136996152), (192, 114163460), (240, 91330768), (256, 85622595), (320, 68498076), (384, 57081730), (480, 45665384), (640, 34249038), (768, 28540865), (960, 22832692), (1280, 17124519), (1920, 11416346), (3840, 5708173)]