21849100

素因数分解:

$2^2\times 5^2\times 7^5\times {\mathrm{13}}^1$

素因数の和:62

約数の個数: 108

約数和(自身を含む): 59569104

約数和(自身を除く): 37720004

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 49, 50, 52, 65, 70, 91, 98, 100, 130, 140, 175, 182, 196, 245, 260, 325, 343, 350, 364, 455, 490, 637, 650, 686, 700, 910, 980, 1225, 1274, 1300, 1372, 1715, 1820, 2275, 2401, 2450, 2548, 3185, 3430, 4459, 4550, 4802, 4900, 6370, 6860, 8575, 8918, 9100, 9604, 12005, 12740, 15925, 16807, 17150, 17836, 22295, 24010, 31213, 31850, 33614, 34300, 44590, 48020, 60025, 62426, 63700, 67228, 84035, 89180, 111475, 120050, 124852, 156065, 168070, 218491, 222950, 240100, 312130, 336140, 420175, 436982, 445900, 624260, 780325, 840350, 873964, 1092455, 1560650, 1680700, 2184910, 3121300, 4369820, 5462275, 10924550, 21849100]

約数ペア:

[(1, 21849100), (2, 10924550), (4, 5462275), (5, 4369820), (7, 3121300), (10, 2184910), (13, 1680700), (14, 1560650), (20, 1092455), (25, 873964), (26, 840350), (28, 780325), (35, 624260), (49, 445900), (50, 436982), (52, 420175), (65, 336140), (70, 312130), (91, 240100), (98, 222950), (100, 218491), (130, 168070), (140, 156065), (175, 124852), (182, 120050), (196, 111475), (245, 89180), (260, 84035), (325, 67228), (343, 63700), (350, 62426), (364, 60025), (455, 48020), (490, 44590), (637, 34300), (650, 33614), (686, 31850), (700, 31213), (910, 24010), (980, 22295), (1225, 17836), (1274, 17150), (1300, 16807), (1372, 15925), (1715, 12740), (1820, 12005), (2275, 9604), (2401, 9100), (2450, 8918), (2548, 8575), (3185, 6860), (3430, 6370), (4459, 4900), (4550, 4802)]