21903072

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{13421}}^1$

素因数の和:13451

約数の個数: 48

約数和(自身を含む): 60882192

約数和(自身を除く): 38979120

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 408, 544, 816, 1632, 13421, 26842, 40263, 53684, 80526, 107368, 161052, 214736, 228157, 322104, 429472, 456314, 644208, 684471, 912628, 1288416, 1368942, 1825256, 2737884, 3650512, 5475768, 7301024, 10951536, 21903072]

約数ペア:

[(1, 21903072), (2, 10951536), (3, 7301024), (4, 5475768), (6, 3650512), (8, 2737884), (12, 1825256), (16, 1368942), (17, 1288416), (24, 912628), (32, 684471), (34, 644208), (48, 456314), (51, 429472), (68, 322104), (96, 228157), (102, 214736), (136, 161052), (204, 107368), (272, 80526), (408, 53684), (544, 40263), (816, 26842), (1632, 13421)]