21432456

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{15667}}^1$

素因数の和:15698

約数の個数: 48

約数和(自身を含む): 61105200

約数和(自身を除く): 39672744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 15667, 31334, 47001, 62668, 94002, 125336, 141003, 188004, 282006, 297673, 376008, 564012, 595346, 893019, 1128024, 1190692, 1786038, 2381384, 2679057, 3572076, 5358114, 7144152, 10716228, 21432456]

約数ペア:

[(1, 21432456), (2, 10716228), (3, 7144152), (4, 5358114), (6, 3572076), (8, 2679057), (9, 2381384), (12, 1786038), (18, 1190692), (19, 1128024), (24, 893019), (36, 595346), (38, 564012), (57, 376008), (72, 297673), (76, 282006), (114, 188004), (152, 141003), (171, 125336), (228, 94002), (342, 62668), (456, 47001), (684, 31334), (1368, 15667)]