21843990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{34673}}^1$

素因数の和:34693

約数の個数: 48

約数和(自身を含む): 64909728

約数和(自身を除く): 43065738

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 34673, 69346, 104019, 173365, 208038, 242711, 312057, 346730, 485422, 520095, 624114, 728133, 1040190, 1213555, 1456266, 1560285, 2184399, 2427110, 3120570, 3640665, 4368798, 7281330, 10921995, 21843990]

約数ペア:

[(1, 21843990), (2, 10921995), (3, 7281330), (5, 4368798), (6, 3640665), (7, 3120570), (9, 2427110), (10, 2184399), (14, 1560285), (15, 1456266), (18, 1213555), (21, 1040190), (30, 728133), (35, 624114), (42, 520095), (45, 485422), (63, 346730), (70, 312057), (90, 242711), (105, 208038), (126, 173365), (210, 104019), (315, 69346), (630, 34673)]