21731892

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2843}}^1$

素因数の和:2877

約数の個数: 72

約数和(自身を含む): 63546336

約数和(自身を除く): 41814444

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 2843, 3822, 5686, 7644, 8529, 11372, 17058, 19901, 34116, 36959, 39802, 59703, 73918, 79604, 110877, 119406, 139307, 147836, 221754, 238812, 258713, 278614, 417921, 443508, 517426, 557228, 776139, 835842, 1034852, 1552278, 1671684, 1810991, 3104556, 3621982, 5432973, 7243964, 10865946, 21731892]

約数ペア:

[(1, 21731892), (2, 10865946), (3, 7243964), (4, 5432973), (6, 3621982), (7, 3104556), (12, 1810991), (13, 1671684), (14, 1552278), (21, 1034852), (26, 835842), (28, 776139), (39, 557228), (42, 517426), (49, 443508), (52, 417921), (78, 278614), (84, 258713), (91, 238812), (98, 221754), (147, 147836), (156, 139307), (182, 119406), (196, 110877), (273, 79604), (294, 73918), (364, 59703), (546, 39802), (588, 36959), (637, 34116), (1092, 19901), (1274, 17058), (1911, 11372), (2548, 8529), (2843, 7644), (3822, 5686)]