21014724220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2377}}^1\times {\mathrm{63149}}^1$

素因数の和:65542

約数の個数: 48

約数和(自身を含む): 50457355200

約数和(自身を除く): 29442630980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2377, 4754, 9508, 11885, 16639, 23770, 33278, 47540, 63149, 66556, 83195, 126298, 166390, 252596, 315745, 332780, 442043, 631490, 884086, 1262980, 1768172, 2210215, 4420430, 8840860, 150105173, 300210346, 600420692, 750525865, 1050736211, 1501051730, 2101472422, 3002103460, 4202944844, 5253681055, 10507362110, 21014724220]

約数ペア:

[(1, 21014724220), (2, 10507362110), (4, 5253681055), (5, 4202944844), (7, 3002103460), (10, 2101472422), (14, 1501051730), (20, 1050736211), (28, 750525865), (35, 600420692), (70, 300210346), (140, 150105173), (2377, 8840860), (4754, 4420430), (9508, 2210215), (11885, 1768172), (16639, 1262980), (23770, 884086), (33278, 631490), (47540, 442043), (63149, 332780), (66556, 315745), (83195, 252596), (126298, 166390)]