21229572

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19441}}^1$

素因数の和:19468

約数の個数: 48

約数和(自身を含む): 60970112

約数和(自身を除く): 39740540

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 19441, 38882, 58323, 77764, 116646, 136087, 233292, 252733, 272174, 408261, 505466, 544348, 758199, 816522, 1010932, 1516398, 1633044, 1769131, 3032796, 3538262, 5307393, 7076524, 10614786, 21229572]

約数ペア:

[(1, 21229572), (2, 10614786), (3, 7076524), (4, 5307393), (6, 3538262), (7, 3032796), (12, 1769131), (13, 1633044), (14, 1516398), (21, 1010932), (26, 816522), (28, 758199), (39, 544348), (42, 505466), (52, 408261), (78, 272174), (84, 252733), (91, 233292), (156, 136087), (182, 116646), (273, 77764), (364, 58323), (546, 38882), (1092, 19441)]