21366030

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1433}}^1$

素因数の和:1521

約数の個数: 64

約数和(自身を含む): 59470848

約数和(自身を除く): 38104818

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 71, 105, 142, 210, 213, 355, 426, 497, 710, 994, 1065, 1433, 1491, 2130, 2485, 2866, 2982, 4299, 4970, 7165, 7455, 8598, 10031, 14330, 14910, 20062, 21495, 30093, 42990, 50155, 60186, 100310, 101743, 150465, 203486, 300930, 305229, 508715, 610458, 712201, 1017430, 1424402, 1526145, 2136603, 3052290, 3561005, 4273206, 7122010, 10683015, 21366030]

約数ペア:

[(1, 21366030), (2, 10683015), (3, 7122010), (5, 4273206), (6, 3561005), (7, 3052290), (10, 2136603), (14, 1526145), (15, 1424402), (21, 1017430), (30, 712201), (35, 610458), (42, 508715), (70, 305229), (71, 300930), (105, 203486), (142, 150465), (210, 101743), (213, 100310), (355, 60186), (426, 50155), (497, 42990), (710, 30093), (994, 21495), (1065, 20062), (1433, 14910), (1491, 14330), (2130, 10031), (2485, 8598), (2866, 7455), (2982, 7165), (4299, 4970)]