21689655156

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2726201}}^1$

素因数の和:2726241

約数の個数: 72

約数和(自身を含む): 62517264264

約数和(自身を除く): 40827609108

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2652, 3978, 7956, 2726201, 5452402, 8178603, 10904804, 16357206, 24535809, 32714412, 35440613, 46345417, 49071618, 70881226, 92690834, 98143236, 106321839, 139036251, 141762452, 185381668, 212643678, 278072502, 318965517, 417108753, 425287356, 556145004, 602490421, 637931034, 834217506, 1204980842, 1275862068, 1668435012, 1807471263, 2409961684, 3614942526, 5422413789, 7229885052, 10844827578, 21689655156]

約数ペア:

[(1, 21689655156), (2, 10844827578), (3, 7229885052), (4, 5422413789), (6, 3614942526), (9, 2409961684), (12, 1807471263), (13, 1668435012), (17, 1275862068), (18, 1204980842), (26, 834217506), (34, 637931034), (36, 602490421), (39, 556145004), (51, 425287356), (52, 417108753), (68, 318965517), (78, 278072502), (102, 212643678), (117, 185381668), (153, 141762452), (156, 139036251), (204, 106321839), (221, 98143236), (234, 92690834), (306, 70881226), (442, 49071618), (468, 46345417), (612, 35440613), (663, 32714412), (884, 24535809), (1326, 16357206), (1989, 10904804), (2652, 8178603), (3978, 5452402), (7956, 2726201)]