21504281064

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{606643}}^1$

素因数の和:606870

約数の個数: 64

約数和(自身を含む): 61732093440

約数和(自身を除く): 40227812376

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 211, 422, 633, 844, 1266, 1477, 1688, 2532, 2954, 4431, 5064, 5908, 8862, 11816, 17724, 35448, 606643, 1213286, 1819929, 2426572, 3639858, 4246501, 4853144, 7279716, 8493002, 12739503, 14559432, 16986004, 25479006, 33972008, 50958012, 101916024, 128001673, 256003346, 384005019, 512006692, 768010038, 896011711, 1024013384, 1536020076, 1792023422, 2688035133, 3072040152, 3584046844, 5376070266, 7168093688, 10752140532, 21504281064]

約数ペア:

[(1, 21504281064), (2, 10752140532), (3, 7168093688), (4, 5376070266), (6, 3584046844), (7, 3072040152), (8, 2688035133), (12, 1792023422), (14, 1536020076), (21, 1024013384), (24, 896011711), (28, 768010038), (42, 512006692), (56, 384005019), (84, 256003346), (168, 128001673), (211, 101916024), (422, 50958012), (633, 33972008), (844, 25479006), (1266, 16986004), (1477, 14559432), (1688, 12739503), (2532, 8493002), (2954, 7279716), (4431, 4853144), (5064, 4246501), (5908, 3639858), (8862, 2426572), (11816, 1819929), (17724, 1213286), (35448, 606643)]