21224862

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 50342400

約数和(自身を除く): 29117538

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 137, 151, 171, 274, 302, 342, 411, 453, 513, 822, 906, 1026, 1233, 1359, 2466, 2603, 2718, 2869, 3699, 4077, 5206, 5738, 7398, 7809, 8154, 8607, 15618, 17214, 20687, 23427, 25821, 41374, 46854, 51642, 62061, 70281, 77463, 124122, 140562, 154926, 186183, 372366, 393053, 558549, 786106, 1117098, 1179159, 2358318, 3537477, 7074954, 10612431, 21224862]

約数ペア:

[(1, 21224862), (2, 10612431), (3, 7074954), (6, 3537477), (9, 2358318), (18, 1179159), (19, 1117098), (27, 786106), (38, 558549), (54, 393053), (57, 372366), (114, 186183), (137, 154926), (151, 140562), (171, 124122), (274, 77463), (302, 70281), (342, 62061), (411, 51642), (453, 46854), (513, 41374), (822, 25821), (906, 23427), (1026, 20687), (1233, 17214), (1359, 15618), (2466, 8607), (2603, 8154), (2718, 7809), (2869, 7398), (3699, 5738), (4077, 5206)]