21694554

素因数分解:

$2^1\times 3^5\times 7^2\times {\mathrm{911}}^1$

素因数の和:942

約数の個数: 72

約数和(自身を含む): 56766528

約数和(自身を除く): 35071974

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 147, 162, 189, 243, 294, 378, 441, 486, 567, 882, 911, 1134, 1323, 1701, 1822, 2646, 2733, 3402, 3969, 5466, 6377, 7938, 8199, 11907, 12754, 16398, 19131, 23814, 24597, 38262, 44639, 49194, 57393, 73791, 89278, 114786, 133917, 147582, 172179, 221373, 267834, 344358, 401751, 442746, 516537, 803502, 1033074, 1205253, 1549611, 2410506, 3099222, 3615759, 7231518, 10847277, 21694554]

約数ペア:

[(1, 21694554), (2, 10847277), (3, 7231518), (6, 3615759), (7, 3099222), (9, 2410506), (14, 1549611), (18, 1205253), (21, 1033074), (27, 803502), (42, 516537), (49, 442746), (54, 401751), (63, 344358), (81, 267834), (98, 221373), (126, 172179), (147, 147582), (162, 133917), (189, 114786), (243, 89278), (294, 73791), (378, 57393), (441, 49194), (486, 44639), (567, 38262), (882, 24597), (911, 23814), (1134, 19131), (1323, 16398), (1701, 12754), (1822, 11907), (2646, 8199), (2733, 7938), (3402, 6377), (3969, 5466)]