21603186

素因数分解:

$2^1\times 3^7\times {\mathrm{11}}^1\times {\mathrm{449}}^1$

素因数の和:483

約数の個数: 64

約数和(自身を含む): 53136000

約数和(自身を除く): 31532814

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 162, 198, 243, 297, 449, 486, 594, 729, 891, 898, 1347, 1458, 1782, 2187, 2673, 2694, 4041, 4374, 4939, 5346, 8019, 8082, 9878, 12123, 14817, 16038, 24057, 24246, 29634, 36369, 44451, 48114, 72738, 88902, 109107, 133353, 218214, 266706, 327321, 400059, 654642, 800118, 981963, 1200177, 1963926, 2400354, 3600531, 7201062, 10801593, 21603186]

約数ペア:

[(1, 21603186), (2, 10801593), (3, 7201062), (6, 3600531), (9, 2400354), (11, 1963926), (18, 1200177), (22, 981963), (27, 800118), (33, 654642), (54, 400059), (66, 327321), (81, 266706), (99, 218214), (162, 133353), (198, 109107), (243, 88902), (297, 72738), (449, 48114), (486, 44451), (594, 36369), (729, 29634), (891, 24246), (898, 24057), (1347, 16038), (1458, 14817), (1782, 12123), (2187, 9878), (2673, 8082), (2694, 8019), (4041, 5346), (4374, 4939)]