21556044

素因数分解:

$2^2\times 3^5\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:417

約数の個数: 72

約数和(自身を含む): 57523648

約数和(自身を除く): 35967604

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 67, 81, 108, 134, 162, 201, 243, 268, 324, 331, 402, 486, 603, 662, 804, 972, 993, 1206, 1324, 1809, 1986, 2412, 2979, 3618, 3972, 5427, 5958, 7236, 8937, 10854, 11916, 16281, 17874, 21708, 22177, 26811, 32562, 35748, 44354, 53622, 65124, 66531, 80433, 88708, 107244, 133062, 160866, 199593, 266124, 321732, 399186, 598779, 798372, 1197558, 1796337, 2395116, 3592674, 5389011, 7185348, 10778022, 21556044]

約数ペア:

[(1, 21556044), (2, 10778022), (3, 7185348), (4, 5389011), (6, 3592674), (9, 2395116), (12, 1796337), (18, 1197558), (27, 798372), (36, 598779), (54, 399186), (67, 321732), (81, 266124), (108, 199593), (134, 160866), (162, 133062), (201, 107244), (243, 88708), (268, 80433), (324, 66531), (331, 65124), (402, 53622), (486, 44354), (603, 35748), (662, 32562), (804, 26811), (972, 22177), (993, 21708), (1206, 17874), (1324, 16281), (1809, 11916), (1986, 10854), (2412, 8937), (2979, 7236), (3618, 5958), (3972, 5427)]