21415584

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:290

約数の個数: 96

約数和(自身を含む): 60480000

約数和(自身を除く): 39064416

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 59, 76, 96, 114, 118, 152, 177, 199, 228, 236, 304, 354, 398, 456, 472, 597, 608, 708, 796, 912, 944, 1121, 1194, 1416, 1592, 1824, 1888, 2242, 2388, 2832, 3184, 3363, 3781, 4484, 4776, 5664, 6368, 6726, 7562, 8968, 9552, 11343, 11741, 13452, 15124, 17936, 19104, 22686, 23482, 26904, 30248, 35223, 35872, 45372, 46964, 53808, 60496, 70446, 90744, 93928, 107616, 120992, 140892, 181488, 187856, 223079, 281784, 362976, 375712, 446158, 563568, 669237, 892316, 1127136, 1338474, 1784632, 2676948, 3569264, 5353896, 7138528, 10707792, 21415584]

約数ペア:

[(1, 21415584), (2, 10707792), (3, 7138528), (4, 5353896), (6, 3569264), (8, 2676948), (12, 1784632), (16, 1338474), (19, 1127136), (24, 892316), (32, 669237), (38, 563568), (48, 446158), (57, 375712), (59, 362976), (76, 281784), (96, 223079), (114, 187856), (118, 181488), (152, 140892), (177, 120992), (199, 107616), (228, 93928), (236, 90744), (304, 70446), (354, 60496), (398, 53808), (456, 46964), (472, 45372), (597, 35872), (608, 35223), (708, 30248), (796, 26904), (912, 23482), (944, 22686), (1121, 19104), (1194, 17936), (1416, 15124), (1592, 13452), (1824, 11741), (1888, 11343), (2242, 9552), (2388, 8968), (2832, 7562), (3184, 6726), (3363, 6368), (3781, 5664), (4484, 4776)]